638762206

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{10987}}^1$

素因数の和:11739

約数の個数: 16

約数和(自身を含む): 982986480

約数和(自身を除く): 344224274

約数列:

[1, 2, 41, 82, 709, 1418, 10987, 21974, 29069, 58138, 450467, 900934, 7789783, 15579566, 319381103, 638762206]

約数ペア:

[(1, 638762206), (2, 319381103), (41, 15579566), (82, 7789783), (709, 900934), (1418, 450467), (10987, 58138), (21974, 29069)]