20889780472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13963757}}^1$

素因数の和:13963791

約数の個数: 32

約数和(自身を含む): 45242575920

約数和(自身を除く): 24352795448

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13963757, 27927514, 55855028, 111710056, 153601327, 237383869, 307202654, 474767738, 614405308, 949535476, 1228810616, 1899070952, 2611222559, 5222445118, 10444890236, 20889780472]

約数ペア:

[(1, 20889780472), (2, 10444890236), (4, 5222445118), (8, 2611222559), (11, 1899070952), (17, 1228810616), (22, 949535476), (34, 614405308), (44, 474767738), (68, 307202654), (88, 237383869), (136, 153601327), (187, 111710056), (374, 55855028), (748, 27927514), (1496, 13963757)]