20183551864

素因数分解:

$2^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{757}}^1\times {\mathrm{2851}}^1$

素因数の和:3788

約数の個数: 64

約数和(自身を含む): 43582210560

約数和(自身を除く): 23398658696

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 167, 334, 668, 757, 1169, 1336, 1514, 2338, 2851, 3028, 4676, 5299, 5702, 6056, 9352, 10598, 11404, 19957, 21196, 22808, 39914, 42392, 79828, 126419, 159656, 252838, 476117, 505676, 884933, 952234, 1011352, 1769866, 1904468, 2158207, 3332819, 3539732, 3808936, 4316414, 6665638, 7079464, 8632828, 13331276, 15107449, 17265656, 26662552, 30214898, 60429796, 120859592, 360420569, 720841138, 1441682276, 2522943983, 2883364552, 5045887966, 10091775932, 20183551864]

約数ペア:

[(1, 20183551864), (2, 10091775932), (4, 5045887966), (7, 2883364552), (8, 2522943983), (14, 1441682276), (28, 720841138), (56, 360420569), (167, 120859592), (334, 60429796), (668, 30214898), (757, 26662552), (1169, 17265656), (1336, 15107449), (1514, 13331276), (2338, 8632828), (2851, 7079464), (3028, 6665638), (4676, 4316414), (5299, 3808936), (5702, 3539732), (6056, 3332819), (9352, 2158207), (10598, 1904468), (11404, 1769866), (19957, 1011352), (21196, 952234), (22808, 884933), (39914, 505676), (42392, 476117), (79828, 252838), (126419, 159656)]