20511331374

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{2281}}^1$

素因数の和:2737

約数の個数: 64

約数和(自身を含む): 42377287680

約数和(自身を除く): 21865956306

約数列:

[1, 2, 3, 6, 61, 79, 122, 158, 183, 237, 311, 366, 474, 622, 933, 1866, 2281, 4562, 4819, 6843, 9638, 13686, 14457, 18971, 24569, 28914, 37942, 49138, 56913, 73707, 113826, 139141, 147414, 180199, 278282, 360398, 417423, 540597, 709391, 834846, 1081194, 1418782, 1498709, 2128173, 2997418, 4256346, 4496127, 8992254, 10992139, 21984278, 32976417, 43272851, 56041889, 65952834, 86545702, 112083778, 129818553, 168125667, 259637106, 336251334, 3418555229, 6837110458, 10255665687, 20511331374]

約数ペア:

[(1, 20511331374), (2, 10255665687), (3, 6837110458), (6, 3418555229), (61, 336251334), (79, 259637106), (122, 168125667), (158, 129818553), (183, 112083778), (237, 86545702), (311, 65952834), (366, 56041889), (474, 43272851), (622, 32976417), (933, 21984278), (1866, 10992139), (2281, 8992254), (4562, 4496127), (4819, 4256346), (6843, 2997418), (9638, 2128173), (13686, 1498709), (14457, 1418782), (18971, 1081194), (24569, 834846), (28914, 709391), (37942, 540597), (49138, 417423), (56913, 360398), (73707, 278282), (113826, 180199), (139141, 147414)]