18755504

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13171}}^1$

素因数の和:13268

約数の個数: 20

約数和(自身を含む): 36749880

約数和(自身を除く): 17994376

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13171, 26342, 52684, 105368, 210736, 1172219, 2344438, 4688876, 9377752, 18755504]

約数ペア:

[(1, 18755504), (2, 9377752), (4, 4688876), (8, 2344438), (16, 1172219), (89, 210736), (178, 105368), (356, 52684), (712, 26342), (1424, 13171)]