19836504

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{2011}}^1$

素因数の和:2160

約数の個数: 48

約数和(自身を含む): 54142920

約数和(自身を除く): 34306416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2011, 2466, 3288, 4022, 4932, 6033, 8044, 9864, 12066, 16088, 18099, 24132, 36198, 48264, 72396, 144792, 275507, 551014, 826521, 1102028, 1653042, 2204056, 2479563, 3306084, 4959126, 6612168, 9918252, 19836504]

約数ペア:

[(1, 19836504), (2, 9918252), (3, 6612168), (4, 4959126), (6, 3306084), (8, 2479563), (9, 2204056), (12, 1653042), (18, 1102028), (24, 826521), (36, 551014), (72, 275507), (137, 144792), (274, 72396), (411, 48264), (548, 36198), (822, 24132), (1096, 18099), (1233, 16088), (1644, 12066), (2011, 9864), (2466, 8044), (3288, 6033), (4022, 4932)]