18872630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{751}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 38983680

約数和(自身を除く): 20111050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 359, 718, 751, 1502, 1795, 2513, 3590, 3755, 5026, 5257, 7510, 10514, 12565, 25130, 26285, 52570, 269609, 539218, 1348045, 1887263, 2696090, 3774526, 9436315, 18872630]

約数ペア:

[(1, 18872630), (2, 9436315), (5, 3774526), (7, 2696090), (10, 1887263), (14, 1348045), (35, 539218), (70, 269609), (359, 52570), (718, 26285), (751, 25130), (1502, 12565), (1795, 10514), (2513, 7510), (3590, 5257), (3755, 5026)]