19554668

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13177}}^1$

素因数の和:13241

約数の個数: 24

約数和(自身を含む): 39850272

約数和(自身を除く): 20295604

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13177, 26354, 52708, 92239, 184478, 368956, 698381, 1396762, 2793524, 4888667, 9777334, 19554668]

約数ペア:

[(1, 19554668), (2, 9777334), (4, 4888667), (7, 2793524), (14, 1396762), (28, 698381), (53, 368956), (106, 184478), (212, 92239), (371, 52708), (742, 26354), (1484, 13177)]