199440668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{418993}}^1$

素因数の和:419021

約数の個数: 24

約数和(自身を含む): 422345952

約数和(自身を除く): 222905284

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 418993, 837986, 1675972, 2932951, 5865902, 7122881, 11731804, 14245762, 28491524, 49860167, 99720334, 199440668]

約数ペア:

[(1, 199440668), (2, 99720334), (4, 49860167), (7, 28491524), (14, 14245762), (17, 11731804), (28, 7122881), (34, 5865902), (68, 2932951), (119, 1675972), (238, 837986), (476, 418993)]