19955296

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10223}}^1$

素因数の和:10294

約数の個数: 24

約数和(自身を含む): 39934944

約数和(自身を除く): 19979648

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10223, 20446, 40892, 81784, 163568, 327136, 623603, 1247206, 2494412, 4988824, 9977648, 19955296]

約数ペア:

[(1, 19955296), (2, 9977648), (4, 4988824), (8, 2494412), (16, 1247206), (32, 623603), (61, 327136), (122, 163568), (244, 81784), (488, 40892), (976, 20446), (1952, 10223)]