17993742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{661}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 38925600

約数和(自身を除く): 20931858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 349, 661, 698, 1047, 1322, 1983, 2094, 3966, 4537, 8593, 9074, 13611, 17186, 25779, 27222, 51558, 230689, 461378, 692067, 1384134, 2998957, 5997914, 8996871, 17993742]

約数ペア:

[(1, 17993742), (2, 8996871), (3, 5997914), (6, 2998957), (13, 1384134), (26, 692067), (39, 461378), (78, 230689), (349, 51558), (661, 27222), (698, 25779), (1047, 17186), (1322, 13611), (1983, 9074), (2094, 8593), (3966, 4537)]