20408027448

素因数分解:

$2^3\times 3^1\times {\mathrm{137}}^1\times {\mathrm{1123}}^1\times {\mathrm{5527}}^1$

素因数の和:6796

約数の個数: 64

約数和(自身を含む): 51447548160

約数和(自身を除く): 31039520712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 137, 274, 411, 548, 822, 1096, 1123, 1644, 2246, 3288, 3369, 4492, 5527, 6738, 8984, 11054, 13476, 16581, 22108, 26952, 33162, 44216, 66324, 132648, 153851, 307702, 461553, 615404, 757199, 923106, 1230808, 1514398, 1846212, 2271597, 3028796, 3692424, 4543194, 6057592, 6206821, 9086388, 12413642, 18172776, 18620463, 24827284, 37240926, 49654568, 74481852, 148963704, 850334477, 1700668954, 2551003431, 3401337908, 5102006862, 6802675816, 10204013724, 20408027448]

約数ペア:

[(1, 20408027448), (2, 10204013724), (3, 6802675816), (4, 5102006862), (6, 3401337908), (8, 2551003431), (12, 1700668954), (24, 850334477), (137, 148963704), (274, 74481852), (411, 49654568), (548, 37240926), (822, 24827284), (1096, 18620463), (1123, 18172776), (1644, 12413642), (2246, 9086388), (3288, 6206821), (3369, 6057592), (4492, 4543194), (5527, 3692424), (6738, 3028796), (8984, 2271597), (11054, 1846212), (13476, 1514398), (16581, 1230808), (22108, 923106), (26952, 757199), (33162, 615404), (44216, 461553), (66324, 307702), (132648, 153851)]