18856460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367}}^2$

素因数の和:750

約数の個数: 36

約数和(自身を含む): 45379152

約数和(自身を除く): 26522692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367, 734, 1468, 1835, 2569, 3670, 5138, 7340, 10276, 12845, 25690, 51380, 134689, 269378, 538756, 673445, 942823, 1346890, 1885646, 2693780, 3771292, 4714115, 9428230, 18856460]

約数ペア:

[(1, 18856460), (2, 9428230), (4, 4714115), (5, 3771292), (7, 2693780), (10, 1885646), (14, 1346890), (20, 942823), (28, 673445), (35, 538756), (70, 269378), (140, 134689), (367, 51380), (734, 25690), (1468, 12845), (1835, 10276), (2569, 7340), (3670, 5138)]