20403451908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{290201}}^1$

素因数の和:290255

約数の個数: 120

約数和(自身を含む): 62925080064

約数和(自身を除く): 42521628156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 252, 279, 324, 372, 378, 434, 558, 567, 651, 756, 837, 868, 1116, 1134, 1302, 1674, 1953, 2268, 2511, 2604, 3348, 3906, 5022, 5859, 7812, 10044, 11718, 17577, 23436, 35154, 70308, 290201, 580402, 870603, 1160804, 1741206, 2031407, 2611809, 3482412, 4062814, 5223618, 6094221, 7835427, 8125628, 8996231, 10447236, 12188442, 15670854, 17992462, 18282663, 23506281, 24376884, 26988693, 31341708, 35984924, 36565326, 47012562, 53977386, 54847989, 62973617, 73130652, 80966079, 94025124, 107954772, 109695978, 125947234, 161932158, 164543967, 188920851, 219391956, 242898237, 251894468, 323864316, 329087934, 377841702, 485796474, 566762553, 658175868, 728694711, 755683404, 971592948, 1133525106, 1457389422, 1700287659, 2267050212, 2914778844, 3400575318, 5100862977, 6801150636, 10201725954, 20403451908]

約数ペア:

[(1, 20403451908), (2, 10201725954), (3, 6801150636), (4, 5100862977), (6, 3400575318), (7, 2914778844), (9, 2267050212), (12, 1700287659), (14, 1457389422), (18, 1133525106), (21, 971592948), (27, 755683404), (28, 728694711), (31, 658175868), (36, 566762553), (42, 485796474), (54, 377841702), (62, 329087934), (63, 323864316), (81, 251894468), (84, 242898237), (93, 219391956), (108, 188920851), (124, 164543967), (126, 161932158), (162, 125947234), (186, 109695978), (189, 107954772), (217, 94025124), (252, 80966079), (279, 73130652), (324, 62973617), (372, 54847989), (378, 53977386), (434, 47012562), (558, 36565326), (567, 35984924), (651, 31341708), (756, 26988693), (837, 24376884), (868, 23506281), (1116, 18282663), (1134, 17992462), (1302, 15670854), (1674, 12188442), (1953, 10447236), (2268, 8996231), (2511, 8125628), (2604, 7835427), (3348, 6094221), (3906, 5223618), (5022, 4062814), (5859, 3482412), (7812, 2611809), (10044, 2031407), (11718, 1741206), (17577, 1160804), (23436, 870603), (35154, 580402), (70308, 290201)]