18992912

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40933}}^1$

素因数の和:40970

約数の個数: 20

約数和(自身を含む): 38068620

約数和(自身を除く): 19075708

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40933, 81866, 163732, 327464, 654928, 1187057, 2374114, 4748228, 9496456, 18992912]

約数ペア:

[(1, 18992912), (2, 9496456), (4, 4748228), (8, 2374114), (16, 1187057), (29, 654928), (58, 327464), (116, 163732), (232, 81866), (464, 40933)]