17988746

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1189

約数の個数: 16

約数和(自身を含む): 27643680

約数和(自身を除く): 9654934

約数列:

[1, 2, 59, 118, 157, 314, 971, 1942, 9263, 18526, 57289, 114578, 152447, 304894, 8994373, 17988746]

約数ペア:

[(1, 17988746), (2, 8994373), (59, 304894), (118, 152447), (157, 114578), (314, 57289), (971, 18526), (1942, 9263)]