13259872

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 27866160

約数和(自身を除く): 14606288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 113, 152, 193, 226, 304, 386, 452, 608, 772, 904, 1544, 1808, 2147, 3088, 3616, 3667, 4294, 6176, 7334, 8588, 14668, 17176, 21809, 29336, 34352, 43618, 58672, 68704, 87236, 117344, 174472, 348944, 414371, 697888, 828742, 1657484, 3314968, 6629936, 13259872]

約数ペア:

[(1, 13259872), (2, 6629936), (4, 3314968), (8, 1657484), (16, 828742), (19, 697888), (32, 414371), (38, 348944), (76, 174472), (113, 117344), (152, 87236), (193, 68704), (226, 58672), (304, 43618), (386, 34352), (452, 29336), (608, 21809), (772, 17176), (904, 14668), (1544, 8588), (1808, 7334), (2147, 6176), (3088, 4294), (3616, 3667)]