201210218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1637}}^1$

素因数の和:1838

約数の個数: 32

約数和(自身を含む): 340599168

約数和(自身を除く): 139388950

約数列:

[1, 2, 11, 22, 37, 74, 151, 302, 407, 814, 1637, 1661, 3274, 3322, 5587, 11174, 18007, 36014, 60569, 61457, 121138, 122914, 247187, 494374, 666259, 1332518, 2719057, 5438114, 9145919, 18291838, 100605109, 201210218]

約数ペア:

[(1, 201210218), (2, 100605109), (11, 18291838), (22, 9145919), (37, 5438114), (74, 2719057), (151, 1332518), (302, 666259), (407, 494374), (814, 247187), (1637, 122914), (1661, 121138), (3274, 61457), (3322, 60569), (5587, 36014), (11174, 18007)]