20191856

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5981}}^1$

素因数の和:6200

約数の個数: 20

約数和(自身を含む): 39313704

約数和(自身を除く): 19121848

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5981, 11962, 23924, 47848, 95696, 1261991, 2523982, 5047964, 10095928, 20191856]

約数ペア:

[(1, 20191856), (2, 10095928), (4, 5047964), (8, 2523982), (16, 1261991), (211, 95696), (422, 47848), (844, 23924), (1688, 11962), (3376, 5981)]