20005998

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4999}}^1$

素因数の和:5056

約数の個数: 32

約数和(自身を含む): 43200000

約数和(自身を除く): 23194002

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 138, 174, 667, 1334, 2001, 4002, 4999, 9998, 14997, 29994, 114977, 144971, 229954, 289942, 344931, 434913, 689862, 869826, 3334333, 6668666, 10002999, 20005998]

約数ペア:

[(1, 20005998), (2, 10002999), (3, 6668666), (6, 3334333), (23, 869826), (29, 689862), (46, 434913), (58, 344931), (69, 289942), (87, 229954), (138, 144971), (174, 114977), (667, 29994), (1334, 14997), (2001, 9998), (4002, 4999)]