208106864

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{18397}}^1$

素因数の和:18513

約数の個数: 40

約数和(自身を含む): 465395808

約数和(自身を除く): 257288944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2828, 5656, 11312, 18397, 36794, 73588, 128779, 147176, 257558, 294352, 515116, 1030232, 1858097, 2060464, 3716194, 7432388, 13006679, 14864776, 26013358, 29729552, 52026716, 104053432, 208106864]

約数ペア:

[(1, 208106864), (2, 104053432), (4, 52026716), (7, 29729552), (8, 26013358), (14, 14864776), (16, 13006679), (28, 7432388), (56, 3716194), (101, 2060464), (112, 1858097), (202, 1030232), (404, 515116), (707, 294352), (808, 257558), (1414, 147176), (1616, 128779), (2828, 73588), (5656, 36794), (11312, 18397)]