20183947256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{21157}}^1$

素因数の和:21504

約数の個数: 64

約数和(自身を含む): 42547891680

約数和(自身を除く): 22363944424

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 293, 296, 407, 586, 814, 1172, 1628, 2344, 3223, 3256, 6446, 10841, 12892, 21157, 21682, 25784, 42314, 43364, 84628, 86728, 119251, 169256, 232727, 238502, 465454, 477004, 782809, 930908, 954008, 1565618, 1861816, 3131236, 6199001, 6262472, 8610899, 12398002, 17221798, 24796004, 34443596, 49592008, 68189011, 68887192, 136378022, 229363037, 272756044, 458726074, 545512088, 917452148, 1834904296, 2522993407, 5045986814, 10091973628, 20183947256]

約数ペア:

[(1, 20183947256), (2, 10091973628), (4, 5045986814), (8, 2522993407), (11, 1834904296), (22, 917452148), (37, 545512088), (44, 458726074), (74, 272756044), (88, 229363037), (148, 136378022), (293, 68887192), (296, 68189011), (407, 49592008), (586, 34443596), (814, 24796004), (1172, 17221798), (1628, 12398002), (2344, 8610899), (3223, 6262472), (3256, 6199001), (6446, 3131236), (10841, 1861816), (12892, 1565618), (21157, 954008), (21682, 930908), (25784, 782809), (42314, 477004), (43364, 465454), (84628, 238502), (86728, 232727), (119251, 169256)]