28207892

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2087}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 51448320

約数和(自身を除く): 23240428

約数列:

[1, 2, 4, 31, 62, 109, 124, 218, 436, 2087, 3379, 4174, 6758, 8348, 13516, 64697, 129394, 227483, 258788, 454966, 909932, 7051973, 14103946, 28207892]

約数ペア:

[(1, 28207892), (2, 14103946), (4, 7051973), (31, 909932), (62, 454966), (109, 258788), (124, 227483), (218, 129394), (436, 64697), (2087, 13516), (3379, 8348), (4174, 6758)]