20315852

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 36288000

約数和(自身を除く): 15972148

約数列:

[1, 2, 4, 89, 149, 178, 298, 356, 383, 596, 766, 1532, 13261, 26522, 34087, 53044, 57067, 68174, 114134, 136348, 228268, 5078963, 10157926, 20315852]

約数ペア:

[(1, 20315852), (2, 10157926), (4, 5078963), (89, 228268), (149, 136348), (178, 114134), (298, 68174), (356, 57067), (383, 53044), (596, 34087), (766, 26522), (1532, 13261)]