19913874

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{49537}}^1$

素因数の和:49609

約数の個数: 16

約数和(自身を含む): 40423008

約数和(自身を除く): 20509134

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 49537, 99074, 148611, 297222, 3318979, 6637958, 9956937, 19913874]

約数ペア:

[(1, 19913874), (2, 9956937), (3, 6637958), (6, 3318979), (67, 297222), (134, 148611), (201, 99074), (402, 49537)]