18964688

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{25219}}^1$

素因数の和:25274

約数の個数: 20

約数和(自身を含む): 37527360

約数和(自身を除く): 18562672

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 25219, 50438, 100876, 201752, 403504, 1185293, 2370586, 4741172, 9482344, 18964688]

約数ペア:

[(1, 18964688), (2, 9482344), (4, 4741172), (8, 2370586), (16, 1185293), (47, 403504), (94, 201752), (188, 100876), (376, 50438), (752, 25219)]