19611216

素因数分解:

$2^4\times 3^2\times {\mathrm{136189}}^1$

素因数の和:136203

約数の個数: 30

約数和(自身を含む): 54884570

約数和(自身を除く): 35273354

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136189, 272378, 408567, 544756, 817134, 1089512, 1225701, 1634268, 2179024, 2451402, 3268536, 4902804, 6537072, 9805608, 19611216]

約数ペア:

[(1, 19611216), (2, 9805608), (3, 6537072), (4, 4902804), (6, 3268536), (8, 2451402), (9, 2179024), (12, 1634268), (16, 1225701), (18, 1089512), (24, 817134), (36, 544756), (48, 408567), (72, 272378), (144, 136189)]