20100642506

素因数分解:

$2^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{373}}^1\times {\mathrm{2879}}^1$

素因数の和:3459

約数の個数: 48

約数和(自身を含む): 35364003840

約数和(自身を除く): 15263361334

約数列:

[1, 2, 7, 14, 49, 98, 191, 373, 382, 746, 1337, 2611, 2674, 2879, 5222, 5758, 9359, 18277, 18718, 20153, 36554, 40306, 71243, 141071, 142486, 282142, 498701, 549889, 997402, 1073867, 1099778, 2147734, 3490907, 3849223, 6981814, 7517069, 7698446, 15034138, 26944561, 52619483, 53889122, 105238966, 205108597, 410217194, 1435760179, 2871520358, 10050321253, 20100642506]

約数ペア:

[(1, 20100642506), (2, 10050321253), (7, 2871520358), (14, 1435760179), (49, 410217194), (98, 205108597), (191, 105238966), (373, 53889122), (382, 52619483), (746, 26944561), (1337, 15034138), (2611, 7698446), (2674, 7517069), (2879, 6981814), (5222, 3849223), (5758, 3490907), (9359, 2147734), (18277, 1099778), (18718, 1073867), (20153, 997402), (36554, 549889), (40306, 498701), (71243, 282142), (141071, 142486)]