18406384

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{18859}}^1$

素因数の和:18928

約数の個数: 20

約数和(自身を含む): 36248920

約数和(自身を除く): 17842536

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 18859, 37718, 75436, 150872, 301744, 1150399, 2300798, 4601596, 9203192, 18406384]

約数ペア:

[(1, 18406384), (2, 9203192), (4, 4601596), (8, 2300798), (16, 1150399), (61, 301744), (122, 150872), (244, 75436), (488, 37718), (976, 18859)]