19556228

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1697}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 35562912

約数和(自身を除く): 16006684

約数列:

[1, 2, 4, 43, 67, 86, 134, 172, 268, 1697, 2881, 3394, 5762, 6788, 11524, 72971, 113699, 145942, 227398, 291884, 454796, 4889057, 9778114, 19556228]

約数ペア:

[(1, 19556228), (2, 9778114), (4, 4889057), (43, 454796), (67, 291884), (86, 227398), (134, 145942), (172, 113699), (268, 72971), (1697, 11524), (2881, 6788), (3394, 5762)]