1818235816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1\times {\mathrm{521}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 3680225280

約数和(自身を除く): 1861989464

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 383, 521, 536, 766, 1042, 1139, 1532, 2084, 2278, 3064, 4168, 4556, 6511, 8857, 9112, 13022, 17714, 25661, 26044, 34907, 35428, 51322, 52088, 69814, 70856, 102644, 139628, 199543, 205288, 279256, 399086, 436237, 593419, 798172, 872474, 1186838, 1596344, 1744948, 2373676, 3392231, 3489896, 4747352, 6784462, 13369381, 13568924, 26738762, 27137848, 53477524, 106955048, 227279477, 454558954, 909117908, 1818235816]

約数ペア:

[(1, 1818235816), (2, 909117908), (4, 454558954), (8, 227279477), (17, 106955048), (34, 53477524), (67, 27137848), (68, 26738762), (134, 13568924), (136, 13369381), (268, 6784462), (383, 4747352), (521, 3489896), (536, 3392231), (766, 2373676), (1042, 1744948), (1139, 1596344), (1532, 1186838), (2084, 872474), (2278, 798172), (3064, 593419), (4168, 436237), (4556, 399086), (6511, 279256), (8857, 205288), (9112, 199543), (13022, 139628), (17714, 102644), (25661, 70856), (26044, 69814), (34907, 52088), (35428, 51322)]