18689644

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 33808320

約数和(自身を除く): 15118676

約数列:

[1, 2, 4, 47, 89, 94, 178, 188, 356, 1117, 2234, 4183, 4468, 8366, 16732, 52499, 99413, 104998, 198826, 209996, 397652, 4672411, 9344822, 18689644]

約数ペア:

[(1, 18689644), (2, 9344822), (4, 4672411), (47, 397652), (89, 209996), (94, 198826), (178, 104998), (188, 99413), (356, 52499), (1117, 16732), (2234, 8366), (4183, 4468)]