858461764

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{983}}^1\times {\mathrm{2003}}^1$

素因数の和:3099

約数の個数: 24

約数和(自身を含む): 1518390720

約数和(自身を除く): 659928956

約数列:

[1, 2, 4, 109, 218, 436, 983, 1966, 2003, 3932, 4006, 8012, 107147, 214294, 218327, 428588, 436654, 873308, 1968949, 3937898, 7875796, 214615441, 429230882, 858461764]

約数ペア:

[(1, 858461764), (2, 429230882), (4, 214615441), (109, 7875796), (218, 3937898), (436, 1968949), (983, 873308), (1966, 436654), (2003, 428588), (3932, 218327), (4006, 214294), (8012, 107147)]