20378274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28541}}^1$

素因数の和:28570

約数の個数: 32

約数和(自身を含む): 49320576

約数和(自身を除く): 28942302

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28541, 57082, 85623, 171246, 199787, 399574, 485197, 599361, 970394, 1198722, 1455591, 2911182, 3396379, 6792758, 10189137, 20378274]

約数ペア:

[(1, 20378274), (2, 10189137), (3, 6792758), (6, 3396379), (7, 2911182), (14, 1455591), (17, 1198722), (21, 970394), (34, 599361), (42, 485197), (51, 399574), (102, 199787), (119, 171246), (238, 85623), (357, 57082), (714, 28541)]