19804104

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11959}}^1$

素因数の和:11994

約数の個数: 48

約数和(自身を含む): 55972800

約数和(自身を除く): 36168696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11959, 23918, 35877, 47836, 71754, 95672, 107631, 143508, 215262, 275057, 287016, 430524, 550114, 825171, 861048, 1100228, 1650342, 2200456, 2475513, 3300684, 4951026, 6601368, 9902052, 19804104]

約数ペア:

[(1, 19804104), (2, 9902052), (3, 6601368), (4, 4951026), (6, 3300684), (8, 2475513), (9, 2200456), (12, 1650342), (18, 1100228), (23, 861048), (24, 825171), (36, 550114), (46, 430524), (69, 287016), (72, 275057), (92, 215262), (138, 143508), (184, 107631), (207, 95672), (276, 71754), (414, 47836), (552, 35877), (828, 23918), (1656, 11959)]