199979996

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{4999}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 357420000

約数和(自身を除く): 157440004

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 548, 4999, 9998, 10001, 19996, 20002, 40004, 364927, 684863, 729854, 1369726, 1459708, 2739452, 49994999, 99989998, 199979996]

約数ペア:

[(1, 199979996), (2, 99989998), (4, 49994999), (73, 2739452), (137, 1459708), (146, 1369726), (274, 729854), (292, 684863), (548, 364927), (4999, 40004), (9998, 20002), (10001, 19996)]