19279188

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{1303}}^1$

素因数の和:1453

約数の個数: 48

約数和(自身を含む): 50386560

約数和(自身を除く): 31107372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1233, 1303, 1644, 2466, 2606, 3699, 3909, 4932, 5212, 7398, 7818, 11727, 14796, 15636, 23454, 35181, 46908, 70362, 140724, 178511, 357022, 535533, 714044, 1071066, 1606599, 2142132, 3213198, 4819797, 6426396, 9639594, 19279188]

約数ペア:

[(1, 19279188), (2, 9639594), (3, 6426396), (4, 4819797), (6, 3213198), (9, 2142132), (12, 1606599), (18, 1071066), (27, 714044), (36, 535533), (54, 357022), (108, 178511), (137, 140724), (274, 70362), (411, 46908), (548, 35181), (822, 23454), (1233, 15636), (1303, 14796), (1644, 11727), (2466, 7818), (2606, 7398), (3699, 5212), (3909, 4932)]