18763292

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 34096944

約数和(自身を除く): 15333652

約数列:

[1, 2, 4, 37, 74, 97, 148, 194, 388, 1307, 2614, 3589, 5228, 7178, 14356, 48359, 96718, 126779, 193436, 253558, 507116, 4690823, 9381646, 18763292]

約数ペア:

[(1, 18763292), (2, 9381646), (4, 4690823), (37, 507116), (74, 253558), (97, 193436), (148, 126779), (194, 96718), (388, 48359), (1307, 14356), (2614, 7178), (3589, 5228)]