20894576

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{13463}}^1$

素因数の和:13568

約数の個数: 20

約数和(自身を含む): 40903632

約数和(自身を除く): 20009056

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 13463, 26926, 53852, 107704, 215408, 1305911, 2611822, 5223644, 10447288, 20894576]

約数ペア:

[(1, 20894576), (2, 10447288), (4, 5223644), (8, 2611822), (16, 1305911), (97, 215408), (194, 107704), (388, 53852), (776, 26926), (1552, 13463)]