18986460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4723}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 53966976

約数和(自身を除く): 34980516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 4723, 9446, 14169, 18892, 23615, 28338, 47230, 56676, 70845, 94460, 141690, 283380, 316441, 632882, 949323, 1265764, 1582205, 1898646, 3164410, 3797292, 4746615, 6328820, 9493230, 18986460]

約数ペア:

[(1, 18986460), (2, 9493230), (3, 6328820), (4, 4746615), (5, 3797292), (6, 3164410), (10, 1898646), (12, 1582205), (15, 1265764), (20, 949323), (30, 632882), (60, 316441), (67, 283380), (134, 141690), (201, 94460), (268, 70845), (335, 56676), (402, 47230), (670, 28338), (804, 23615), (1005, 18892), (1340, 14169), (2010, 9446), (4020, 4723)]