389623984

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{12637}}^1$

素因数の和:12733

約数の個数: 40

約数和(自身を含む): 789824448

約数和(自身を除く): 400200464

約数列:

[1, 2, 4, 8, 16, 41, 47, 82, 94, 164, 188, 328, 376, 656, 752, 1927, 3854, 7708, 12637, 15416, 25274, 30832, 50548, 101096, 202192, 518117, 593939, 1036234, 1187878, 2072468, 2375756, 4144936, 4751512, 8289872, 9503024, 24351499, 48702998, 97405996, 194811992, 389623984]

約数ペア:

[(1, 389623984), (2, 194811992), (4, 97405996), (8, 48702998), (16, 24351499), (41, 9503024), (47, 8289872), (82, 4751512), (94, 4144936), (164, 2375756), (188, 2072468), (328, 1187878), (376, 1036234), (656, 593939), (752, 518117), (1927, 202192), (3854, 101096), (7708, 50548), (12637, 30832), (15416, 25274)]