18496894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 31497984

約数和(自身を除く): 13001090

約数列:

[1, 2, 13, 26, 31, 53, 62, 106, 403, 433, 689, 806, 866, 1378, 1643, 3286, 5629, 11258, 13423, 21359, 22949, 26846, 42718, 45898, 174499, 298337, 348998, 596674, 711419, 1422838, 9248447, 18496894]

約数ペア:

[(1, 18496894), (2, 9248447), (13, 1422838), (26, 711419), (31, 596674), (53, 348998), (62, 298337), (106, 174499), (403, 45898), (433, 42718), (689, 26846), (806, 22949), (866, 21359), (1378, 13423), (1643, 11258), (3286, 5629)]