18893888

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22709}}^1$

素因数の和:22734

約数の個数: 28

約数和(自身を含む): 40378380

約数和(自身を除く): 21484492

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22709, 45418, 90836, 181672, 295217, 363344, 590434, 726688, 1180868, 1453376, 2361736, 4723472, 9446944, 18893888]

約数ペア:

[(1, 18893888), (2, 9446944), (4, 4723472), (8, 2361736), (13, 1453376), (16, 1180868), (26, 726688), (32, 590434), (52, 363344), (64, 295217), (104, 181672), (208, 90836), (416, 45418), (832, 22709)]