19541408

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{19699}}^1$

素因数の和:19740

約数の個数: 24

約数和(自身を含む): 39715200

約数和(自身を除く): 20173792

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 19699, 39398, 78796, 157592, 315184, 610669, 630368, 1221338, 2442676, 4885352, 9770704, 19541408]

約数ペア:

[(1, 19541408), (2, 9770704), (4, 4885352), (8, 2442676), (16, 1221338), (31, 630368), (32, 610669), (62, 315184), (124, 157592), (248, 78796), (496, 39398), (992, 19699)]