18020772

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 58988160

約数和(自身を除く): 40967388

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 121, 126, 132, 154, 189, 197, 198, 231, 242, 252, 297, 308, 363, 378, 394, 396, 462, 484, 591, 594, 693, 726, 756, 788, 847, 924, 1089, 1182, 1188, 1379, 1386, 1452, 1694, 1773, 2079, 2167, 2178, 2364, 2541, 2758, 2772, 3267, 3388, 3546, 4137, 4158, 4334, 4356, 5082, 5319, 5516, 6501, 6534, 7092, 7623, 8274, 8316, 8668, 10164, 10638, 12411, 13002, 13068, 15169, 15246, 16548, 19503, 21276, 22869, 23837, 24822, 26004, 30338, 30492, 37233, 39006, 45507, 45738, 47674, 49644, 58509, 60676, 71511, 74466, 78012, 91014, 91476, 95348, 117018, 136521, 143022, 148932, 166859, 182028, 214533, 234036, 273042, 286044, 333718, 409563, 429066, 500577, 546084, 643599, 667436, 819126, 858132, 1001154, 1287198, 1501731, 1638252, 2002308, 2574396, 3003462, 4505193, 6006924, 9010386, 18020772]

約数ペア:

[(1, 18020772), (2, 9010386), (3, 6006924), (4, 4505193), (6, 3003462), (7, 2574396), (9, 2002308), (11, 1638252), (12, 1501731), (14, 1287198), (18, 1001154), (21, 858132), (22, 819126), (27, 667436), (28, 643599), (33, 546084), (36, 500577), (42, 429066), (44, 409563), (54, 333718), (63, 286044), (66, 273042), (77, 234036), (84, 214533), (99, 182028), (108, 166859), (121, 148932), (126, 143022), (132, 136521), (154, 117018), (189, 95348), (197, 91476), (198, 91014), (231, 78012), (242, 74466), (252, 71511), (297, 60676), (308, 58509), (363, 49644), (378, 47674), (394, 45738), (396, 45507), (462, 39006), (484, 37233), (591, 30492), (594, 30338), (693, 26004), (726, 24822), (756, 23837), (788, 22869), (847, 21276), (924, 19503), (1089, 16548), (1182, 15246), (1188, 15169), (1379, 13068), (1386, 13002), (1452, 12411), (1694, 10638), (1773, 10164), (2079, 8668), (2167, 8316), (2178, 8274), (2364, 7623), (2541, 7092), (2758, 6534), (2772, 6501), (3267, 5516), (3388, 5319), (3546, 5082), (4137, 4356), (4158, 4334)]