16218826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 27276480

約数和(自身を除く): 11057654

約数列:

[1, 2, 13, 26, 43, 86, 89, 163, 178, 326, 559, 1118, 1157, 2119, 2314, 3827, 4238, 7009, 7654, 14018, 14507, 29014, 49751, 91117, 99502, 182234, 188591, 377182, 623801, 1247602, 8109413, 16218826]

約数ペア:

[(1, 16218826), (2, 8109413), (13, 1247602), (26, 623801), (43, 377182), (86, 188591), (89, 182234), (163, 99502), (178, 91117), (326, 49751), (559, 29014), (1118, 14507), (1157, 14018), (2119, 7654), (2314, 7009), (3827, 4238)]