19710964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54151}}^1$

素因数の和:54175

約数の個数: 24

約数和(自身を含む): 42455168

約数和(自身を除く): 22744204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54151, 108302, 216604, 379057, 703963, 758114, 1407926, 1516228, 2815852, 4927741, 9855482, 19710964]

約数ペア:

[(1, 19710964), (2, 9855482), (4, 4927741), (7, 2815852), (13, 1516228), (14, 1407926), (26, 758114), (28, 703963), (52, 379057), (91, 216604), (182, 108302), (364, 54151)]