19971450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{44381}}^1$

素因数の和:44399

約数の個数: 36

約数和(自身を含む): 53657838

約数和(自身を除く): 33686388

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 44381, 88762, 133143, 221905, 266286, 399429, 443810, 665715, 798858, 1109525, 1331430, 1997145, 2219050, 3328575, 3994290, 6657150, 9985725, 19971450]

約数ペア:

[(1, 19971450), (2, 9985725), (3, 6657150), (5, 3994290), (6, 3328575), (9, 2219050), (10, 1997145), (15, 1331430), (18, 1109525), (25, 798858), (30, 665715), (45, 443810), (50, 399429), (75, 266286), (90, 221905), (150, 133143), (225, 88762), (450, 44381)]