20445408

素因数分解:

$2^5\times 3^2\times {\mathrm{70991}}^1$

素因数の和:71007

約数の個数: 36

約数和(自身を含む): 58142448

約数和(自身を除く): 37697040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 70991, 141982, 212973, 283964, 425946, 567928, 638919, 851892, 1135856, 1277838, 1703784, 2271712, 2555676, 3407568, 5111352, 6815136, 10222704, 20445408]

約数ペア:

[(1, 20445408), (2, 10222704), (3, 6815136), (4, 5111352), (6, 3407568), (8, 2555676), (9, 2271712), (12, 1703784), (16, 1277838), (18, 1135856), (24, 851892), (32, 638919), (36, 567928), (48, 425946), (72, 283964), (96, 212973), (144, 141982), (288, 70991)]