20902430

素因数分解:

$2^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{8971}}^1$

素因数の和:9211

約数の個数: 16

約数和(自身を含む): 37790064

約数和(自身を除く): 16887634

約数列:

[1, 2, 5, 10, 233, 466, 1165, 2330, 8971, 17942, 44855, 89710, 2090243, 4180486, 10451215, 20902430]

約数ペア:

[(1, 20902430), (2, 10451215), (5, 4180486), (10, 2090243), (233, 89710), (466, 44855), (1165, 17942), (2330, 8971)]