20539406502

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 48156076800

約数和(自身を除く): 27616670298

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 61, 67, 69, 122, 134, 138, 183, 199, 201, 207, 366, 398, 402, 414, 549, 597, 603, 1098, 1194, 1206, 1403, 1541, 1791, 2806, 3082, 3582, 3721, 4087, 4209, 4577, 4623, 7442, 8174, 8418, 9154, 9246, 11163, 12139, 12261, 12627, 13333, 13731, 13869, 22326, 24278, 24522, 25254, 26666, 27462, 27738, 33489, 36417, 36783, 39999, 41193, 66978, 72834, 73566, 79998, 82386, 85583, 94001, 109251, 119997, 171166, 188002, 218502, 239994, 249307, 256749, 279197, 282003, 306659, 498614, 513498, 558394, 564006, 613318, 740479, 747921, 770247, 813313, 837591, 846009, 919977, 1480958, 1495842, 1540494, 1626626, 1675182, 1692018, 1839954, 2221437, 2243763, 2439939, 2512773, 2759931, 4442874, 4487526, 4879878, 5025546, 5519862, 5734061, 6664311, 7319817, 11468122, 13328622, 14639634, 17031017, 17202183, 18706199, 34062034, 34404366, 37412398, 49612093, 51093051, 51606549, 56118597, 99224186, 102186102, 103213098, 112237194, 148836279, 153279153, 168355791, 297672558, 306558306, 336711582, 446508837, 893017674, 1141078139, 2282156278, 3423234417, 6846468834, 10269703251, 20539406502]

約数ペア:

[(1, 20539406502), (2, 10269703251), (3, 6846468834), (6, 3423234417), (9, 2282156278), (18, 1141078139), (23, 893017674), (46, 446508837), (61, 336711582), (67, 306558306), (69, 297672558), (122, 168355791), (134, 153279153), (138, 148836279), (183, 112237194), (199, 103213098), (201, 102186102), (207, 99224186), (366, 56118597), (398, 51606549), (402, 51093051), (414, 49612093), (549, 37412398), (597, 34404366), (603, 34062034), (1098, 18706199), (1194, 17202183), (1206, 17031017), (1403, 14639634), (1541, 13328622), (1791, 11468122), (2806, 7319817), (3082, 6664311), (3582, 5734061), (3721, 5519862), (4087, 5025546), (4209, 4879878), (4577, 4487526), (4623, 4442874), (7442, 2759931), (8174, 2512773), (8418, 2439939), (9154, 2243763), (9246, 2221437), (11163, 1839954), (12139, 1692018), (12261, 1675182), (12627, 1626626), (13333, 1540494), (13731, 1495842), (13869, 1480958), (22326, 919977), (24278, 846009), (24522, 837591), (25254, 813313), (26666, 770247), (27462, 747921), (27738, 740479), (33489, 613318), (36417, 564006), (36783, 558394), (39999, 513498), (41193, 498614), (66978, 306659), (72834, 282003), (73566, 279197), (79998, 256749), (82386, 249307), (85583, 239994), (94001, 218502), (109251, 188002), (119997, 171166)]