20155482704

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{967}}^1\times {\mathrm{1249}}^1$

素因数の和:2380

約数の個数: 80

約数和(自身を含む): 45012000000

約数和(自身を除く): 24856517296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 967, 1043, 1192, 1249, 1934, 2086, 2384, 2498, 3868, 4172, 4996, 6769, 7736, 8344, 8743, 9992, 13538, 15472, 16688, 17486, 19984, 27076, 34972, 54152, 69944, 108304, 139888, 144083, 186101, 288166, 372202, 576332, 744404, 1008581, 1152664, 1207783, 1302707, 1488808, 2017162, 2305328, 2415566, 2605414, 2977616, 4034324, 4831132, 5210828, 8068648, 8454481, 9662264, 10421656, 16137296, 16908962, 19324528, 20843312, 33817924, 67635848, 135271696, 179959667, 359919334, 719838668, 1259717669, 1439677336, 2519435338, 2879354672, 5038870676, 10077741352, 20155482704]

約数ペア:

[(1, 20155482704), (2, 10077741352), (4, 5038870676), (7, 2879354672), (8, 2519435338), (14, 1439677336), (16, 1259717669), (28, 719838668), (56, 359919334), (112, 179959667), (149, 135271696), (298, 67635848), (596, 33817924), (967, 20843312), (1043, 19324528), (1192, 16908962), (1249, 16137296), (1934, 10421656), (2086, 9662264), (2384, 8454481), (2498, 8068648), (3868, 5210828), (4172, 4831132), (4996, 4034324), (6769, 2977616), (7736, 2605414), (8344, 2415566), (8743, 2305328), (9992, 2017162), (13538, 1488808), (15472, 1302707), (16688, 1207783), (17486, 1152664), (19984, 1008581), (27076, 744404), (34972, 576332), (54152, 372202), (69944, 288166), (108304, 186101), (139888, 144083)]