19838376

素因数分解:

$2^3\times 3^2\times {\mathrm{379}}^1\times {\mathrm{727}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 53944800

約数和(自身を除く): 34106424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 379, 727, 758, 1137, 1454, 1516, 2181, 2274, 2908, 3032, 3411, 4362, 4548, 5816, 6543, 6822, 8724, 9096, 13086, 13644, 17448, 26172, 27288, 52344, 275533, 551066, 826599, 1102132, 1653198, 2204264, 2479797, 3306396, 4959594, 6612792, 9919188, 19838376]

約数ペア:

[(1, 19838376), (2, 9919188), (3, 6612792), (4, 4959594), (6, 3306396), (8, 2479797), (9, 2204264), (12, 1653198), (18, 1102132), (24, 826599), (36, 551066), (72, 275533), (379, 52344), (727, 27288), (758, 26172), (1137, 17448), (1454, 13644), (1516, 13086), (2181, 9096), (2274, 8724), (2908, 6822), (3032, 6543), (3411, 5816), (4362, 4548)]