19724294

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 24

約数和(自身を含む): 31401552

約数和(自身を除く): 11677258

約数列:

[1, 2, 23, 46, 103, 181, 206, 362, 529, 1058, 2369, 4163, 4738, 8326, 18643, 37286, 54487, 95749, 108974, 191498, 428789, 857578, 9862147, 19724294]

約数ペア:

[(1, 19724294), (2, 9862147), (23, 857578), (46, 428789), (103, 191498), (181, 108974), (206, 95749), (362, 54487), (529, 37286), (1058, 18643), (2369, 8326), (4163, 4738)]