20888544064

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{746873}}^1$

素因数の和:746927

約数の個数: 56

約数和(自身を含む): 45529439040

約数和(自身を除く): 24640894976

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1472, 1748, 3496, 6992, 13984, 27968, 746873, 1493746, 2987492, 5974984, 11949968, 14190587, 17178079, 23899936, 28381174, 34356158, 47799872, 56762348, 68712316, 113524696, 137424632, 227049392, 274849264, 326383501, 454098784, 549698528, 652767002, 908197568, 1099397056, 1305534004, 2611068008, 5222136016, 10444272032, 20888544064]

約数ペア:

[(1, 20888544064), (2, 10444272032), (4, 5222136016), (8, 2611068008), (16, 1305534004), (19, 1099397056), (23, 908197568), (32, 652767002), (38, 549698528), (46, 454098784), (64, 326383501), (76, 274849264), (92, 227049392), (152, 137424632), (184, 113524696), (304, 68712316), (368, 56762348), (437, 47799872), (608, 34356158), (736, 28381174), (874, 23899936), (1216, 17178079), (1472, 14190587), (1748, 11949968), (3496, 5974984), (6992, 2987492), (13984, 1493746), (27968, 746873)]