18419024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5209}}^1$

素因数の和:5247

約数の個数: 40

約数和(自身を含む): 40700520

約数和(自身を除く): 22281496

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5209, 10418, 20836, 41672, 67717, 83344, 88553, 135434, 177106, 270868, 354212, 541736, 708424, 1083472, 1151189, 1416848, 2302378, 4604756, 9209512, 18419024]

約数ペア:

[(1, 18419024), (2, 9209512), (4, 4604756), (8, 2302378), (13, 1416848), (16, 1151189), (17, 1083472), (26, 708424), (34, 541736), (52, 354212), (68, 270868), (104, 177106), (136, 135434), (208, 88553), (221, 83344), (272, 67717), (442, 41672), (884, 20836), (1768, 10418), (3536, 5209)]