19278812

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4621}}^1$

素因数の和:4781

約数の個数: 24

約数和(自身を含む): 38824800

約数和(自身を除く): 19545988

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4621, 9242, 18484, 32347, 64694, 129388, 688529, 1377058, 2754116, 4819703, 9639406, 19278812]

約数ペア:

[(1, 19278812), (2, 9639406), (4, 4819703), (7, 2754116), (14, 1377058), (28, 688529), (149, 129388), (298, 64694), (596, 32347), (1043, 18484), (2086, 9242), (4172, 4621)]