20212501892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{1023107}}^1$

素因数の和:1023571

約数の個数: 24

約数和(自身を含む): 38673482400

約数和(自身を除く): 18460980508

約数列:

[1, 2, 4, 11, 22, 44, 449, 898, 1796, 4939, 9878, 19756, 1023107, 2046214, 4092428, 11254177, 22508354, 45016708, 459375043, 918750086, 1837500172, 5053125473, 10106250946, 20212501892]

約数ペア:

[(1, 20212501892), (2, 10106250946), (4, 5053125473), (11, 1837500172), (22, 918750086), (44, 459375043), (449, 45016708), (898, 22508354), (1796, 11254177), (4939, 4092428), (9878, 2046214), (19756, 1023107)]