18690330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{823}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 44970624

約数和(自身を除く): 26280294

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 757, 823, 1514, 1646, 2271, 2469, 3785, 4115, 4542, 4938, 7570, 8230, 11355, 12345, 22710, 24690, 623011, 1246022, 1869033, 3115055, 3738066, 6230110, 9345165, 18690330]

約数ペア:

[(1, 18690330), (2, 9345165), (3, 6230110), (5, 3738066), (6, 3115055), (10, 1869033), (15, 1246022), (30, 623011), (757, 24690), (823, 22710), (1514, 12345), (1646, 11355), (2271, 8230), (2469, 7570), (3785, 4938), (4115, 4542)]