19723786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5351}}^1$

素因数の和:5469

約数の個数: 16

約数和(自身を含む): 31469760

約数和(自身を除く): 11745974

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 5351, 10702, 101669, 203338, 519047, 1038094, 9861893, 19723786]

約数ペア:

[(1, 19723786), (2, 9861893), (19, 1038094), (38, 519047), (97, 203338), (194, 101669), (1843, 10702), (3686, 5351)]