18894636

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3343}}^1$

素因数の和:3510

約数の個数: 36

約数和(自身を含む): 48080032

約数和(自身を除く): 29185396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3343, 5652, 6686, 10029, 13372, 20058, 30087, 40116, 60174, 120348, 524851, 1049702, 1574553, 2099404, 3149106, 4723659, 6298212, 9447318, 18894636]

約数ペア:

[(1, 18894636), (2, 9447318), (3, 6298212), (4, 4723659), (6, 3149106), (9, 2099404), (12, 1574553), (18, 1049702), (36, 524851), (157, 120348), (314, 60174), (471, 40116), (628, 30087), (942, 20058), (1413, 13372), (1884, 10029), (2826, 6686), (3343, 5652)]