20178544218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{21503}}^1\times {\mathrm{22343}}^1$

素因数の和:43858

約数の個数: 32

約数和(自身を含む): 46126596096

約数和(自身を除く): 25948051878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 21503, 22343, 43006, 44686, 64509, 67029, 129018, 134058, 150521, 156401, 301042, 312802, 451563, 469203, 903126, 938406, 480441529, 960883058, 1441324587, 2882649174, 3363090703, 6726181406, 10089272109, 20178544218]

約数ペア:

[(1, 20178544218), (2, 10089272109), (3, 6726181406), (6, 3363090703), (7, 2882649174), (14, 1441324587), (21, 960883058), (42, 480441529), (21503, 938406), (22343, 903126), (43006, 469203), (44686, 451563), (64509, 312802), (67029, 301042), (129018, 156401), (134058, 150521)]