20874291235

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1511}}^1\times {\mathrm{5407}}^1$

素因数の和:7003

約数の個数: 32

約数和(自身を含む): 29044334592

約数和(自身を除く): 8170043357

約数列:

[1, 5, 7, 35, 73, 365, 511, 1511, 2555, 5407, 7555, 10577, 27035, 37849, 52885, 110303, 189245, 394711, 551515, 772121, 1973555, 2762977, 3860605, 8169977, 13814885, 40849885, 57189839, 285949195, 596408321, 2982041605, 4174858247, 20874291235]

約数ペア:

[(1, 20874291235), (5, 4174858247), (7, 2982041605), (35, 596408321), (73, 285949195), (365, 57189839), (511, 40849885), (1511, 13814885), (2555, 8169977), (5407, 3860605), (7555, 2762977), (10577, 1973555), (27035, 772121), (37849, 551515), (52885, 394711), (110303, 189245)]