19219724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7639}}^1$

素因数の和:7697

約数の個数: 24

約数和(自身を含む): 36580320

約数和(自身を除く): 17360596

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 7639, 15278, 30556, 129863, 259726, 282643, 519452, 565286, 1130572, 4804931, 9609862, 19219724]

約数ペア:

[(1, 19219724), (2, 9609862), (4, 4804931), (17, 1130572), (34, 565286), (37, 519452), (68, 282643), (74, 259726), (148, 129863), (629, 30556), (1258, 15278), (2516, 7639)]