20122596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 60336640

約数和(自身を除く): 40214044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 31, 36, 38, 39, 52, 57, 62, 73, 76, 78, 93, 114, 117, 124, 146, 156, 171, 186, 219, 228, 234, 247, 279, 292, 342, 372, 403, 438, 468, 494, 558, 589, 657, 684, 741, 806, 876, 949, 988, 1116, 1178, 1209, 1314, 1387, 1482, 1612, 1767, 1898, 2223, 2263, 2356, 2418, 2628, 2774, 2847, 2964, 3534, 3627, 3796, 4161, 4446, 4526, 4836, 5301, 5548, 5694, 6789, 7068, 7254, 7657, 8322, 8541, 8892, 9052, 10602, 11388, 12483, 13578, 14508, 15314, 16644, 17082, 18031, 20367, 21204, 22971, 24966, 27156, 29419, 30628, 34164, 36062, 40734, 42997, 45942, 49932, 54093, 58838, 68913, 72124, 81468, 85994, 88257, 91884, 108186, 117676, 128991, 137826, 162279, 171988, 176514, 216372, 257982, 264771, 275652, 324558, 353028, 386973, 515964, 529542, 558961, 649116, 773946, 1059084, 1117922, 1547892, 1676883, 2235844, 3353766, 5030649, 6707532, 10061298, 20122596]

約数ペア:

[(1, 20122596), (2, 10061298), (3, 6707532), (4, 5030649), (6, 3353766), (9, 2235844), (12, 1676883), (13, 1547892), (18, 1117922), (19, 1059084), (26, 773946), (31, 649116), (36, 558961), (38, 529542), (39, 515964), (52, 386973), (57, 353028), (62, 324558), (73, 275652), (76, 264771), (78, 257982), (93, 216372), (114, 176514), (117, 171988), (124, 162279), (146, 137826), (156, 128991), (171, 117676), (186, 108186), (219, 91884), (228, 88257), (234, 85994), (247, 81468), (279, 72124), (292, 68913), (342, 58838), (372, 54093), (403, 49932), (438, 45942), (468, 42997), (494, 40734), (558, 36062), (589, 34164), (657, 30628), (684, 29419), (741, 27156), (806, 24966), (876, 22971), (949, 21204), (988, 20367), (1116, 18031), (1178, 17082), (1209, 16644), (1314, 15314), (1387, 14508), (1482, 13578), (1612, 12483), (1767, 11388), (1898, 10602), (2223, 9052), (2263, 8892), (2356, 8541), (2418, 8322), (2628, 7657), (2774, 7254), (2847, 7068), (2964, 6789), (3534, 5694), (3627, 5548), (3796, 5301), (4161, 4836), (4446, 4526)]