19709216

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{11621}}^1$

素因数の和:11684

約数の個数: 24

約数和(自身を含む): 39538044

約数和(自身を除く): 19828828

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 11621, 23242, 46484, 92968, 185936, 371872, 615913, 1231826, 2463652, 4927304, 9854608, 19709216]

約数ペア:

[(1, 19709216), (2, 9854608), (4, 4927304), (8, 2463652), (16, 1231826), (32, 615913), (53, 371872), (106, 185936), (212, 92968), (424, 46484), (848, 23242), (1696, 11621)]