20965408

素因数分解:

$2^5\times {\mathrm{229}}^1\times {\mathrm{2861}}^1$

素因数の和:3100

約数の個数: 24

約数和(自身を含む): 41470380

約数和(自身を除く): 20504972

約数列:

[1, 2, 4, 8, 16, 32, 229, 458, 916, 1832, 2861, 3664, 5722, 7328, 11444, 22888, 45776, 91552, 655169, 1310338, 2620676, 5241352, 10482704, 20965408]

約数ペア:

[(1, 20965408), (2, 10482704), (4, 5241352), (8, 2620676), (16, 1310338), (32, 655169), (229, 91552), (458, 45776), (916, 22888), (1832, 11444), (2861, 7328), (3664, 5722)]