20870904

素因数分解:

$2^3\times 3^1\times {\mathrm{829}}^1\times {\mathrm{1049}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 52290000

約数和(自身を除く): 31419096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 829, 1049, 1658, 2098, 2487, 3147, 3316, 4196, 4974, 6294, 6632, 8392, 9948, 12588, 19896, 25176, 869621, 1739242, 2608863, 3478484, 5217726, 6956968, 10435452, 20870904]

約数ペア:

[(1, 20870904), (2, 10435452), (3, 6956968), (4, 5217726), (6, 3478484), (8, 2608863), (12, 1739242), (24, 869621), (829, 25176), (1049, 19896), (1658, 12588), (2098, 9948), (2487, 8392), (3147, 6632), (3316, 6294), (4196, 4974)]