19712404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3697}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 36447488

約数和(自身を除く): 16735084

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 3697, 5332, 7394, 14788, 114607, 158971, 229214, 317942, 458428, 635884, 4928101, 9856202, 19712404]

約数ペア:

[(1, 19712404), (2, 9856202), (4, 4928101), (31, 635884), (43, 458428), (62, 317942), (86, 229214), (124, 158971), (172, 114607), (1333, 14788), (2666, 7394), (3697, 5332)]