208173874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{523}}^1$

素因数の和:1074

約数の個数: 32

約数和(自身を含む): 346343040

約数和(自身を除く): 138169166

約数列:

[1, 2, 17, 23, 34, 46, 391, 509, 523, 782, 1018, 1046, 8653, 8891, 11707, 12029, 17306, 17782, 23414, 24058, 199019, 204493, 266207, 398038, 408986, 532414, 4525519, 6122761, 9051038, 12245522, 104086937, 208173874]

約数ペア:

[(1, 208173874), (2, 104086937), (17, 12245522), (23, 9051038), (34, 6122761), (46, 4525519), (391, 532414), (509, 408986), (523, 398038), (782, 266207), (1018, 204493), (1046, 199019), (8653, 24058), (8891, 23414), (11707, 17782), (12029, 17306)]