18628904

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11471}}^1$

素因数の和:11513

約数の個数: 32

約数和(自身を含む): 41299200

約数和(自身を除く): 22670296

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 11471, 22942, 45884, 80297, 91768, 160594, 321188, 332659, 642376, 665318, 1330636, 2328613, 2661272, 4657226, 9314452, 18628904]

約数ペア:

[(1, 18628904), (2, 9314452), (4, 4657226), (7, 2661272), (8, 2328613), (14, 1330636), (28, 665318), (29, 642376), (56, 332659), (58, 321188), (116, 160594), (203, 91768), (232, 80297), (406, 45884), (812, 22942), (1624, 11471)]