18992944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{69827}}^1$

素因数の和:69852

約数の個数: 20

約数和(自身を含む): 38964024

約数和(自身を除く): 19971080

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 69827, 139654, 279308, 558616, 1117232, 1187059, 2374118, 4748236, 9496472, 18992944]

約数ペア:

[(1, 18992944), (2, 9496472), (4, 4748236), (8, 2374118), (16, 1187059), (17, 1117232), (34, 558616), (68, 279308), (136, 139654), (272, 69827)]