20536700848

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{1567}}^1\times {\mathrm{2269}}^1$

素因数の和:3882

約数の個数: 60

約数和(自身を含む): 42039600960

約数和(自身を除く): 21502900112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 1567, 2269, 2888, 3134, 4538, 5776, 6268, 9076, 12536, 18152, 25072, 29773, 36304, 43111, 59546, 86222, 119092, 172444, 238184, 344888, 476368, 565687, 689776, 819109, 1131374, 1638218, 2262748, 3276436, 3555523, 4525496, 6552872, 7111046, 9050992, 13105744, 14222092, 28444184, 56888368, 67554937, 135109874, 270219748, 540439496, 1080878992, 1283543803, 2567087606, 5134175212, 10268350424, 20536700848]

約数ペア:

[(1, 20536700848), (2, 10268350424), (4, 5134175212), (8, 2567087606), (16, 1283543803), (19, 1080878992), (38, 540439496), (76, 270219748), (152, 135109874), (304, 67554937), (361, 56888368), (722, 28444184), (1444, 14222092), (1567, 13105744), (2269, 9050992), (2888, 7111046), (3134, 6552872), (4538, 4525496), (5776, 3555523), (6268, 3276436), (9076, 2262748), (12536, 1638218), (18152, 1131374), (25072, 819109), (29773, 689776), (36304, 565687), (43111, 476368), (59546, 344888), (86222, 238184), (119092, 172444)]