19913690

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37573}}^1$

素因数の和:37633

約数の個数: 16

約数和(自身を含む): 36521928

約数和(自身を除く): 16608238

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 37573, 75146, 187865, 375730, 1991369, 3982738, 9956845, 19913690]

約数ペア:

[(1, 19913690), (2, 9956845), (5, 3982738), (10, 1991369), (53, 375730), (106, 187865), (265, 75146), (530, 37573)]