20328436

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2309}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 16927244

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 2309, 4402, 4618, 8804, 9236, 71579, 143158, 163939, 286316, 327878, 655756, 5082109, 10164218, 20328436]

約数ペア:

[(1, 20328436), (2, 10164218), (4, 5082109), (31, 655756), (62, 327878), (71, 286316), (124, 163939), (142, 143158), (284, 71579), (2201, 9236), (2309, 8804), (4402, 4618)]