209570494

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{3533}}^1$

素因数の和:3784

約数の個数: 32

約数和(自身を含む): 379975680

約数和(自身を除く): 170405186

約数列:

[1, 2, 7, 14, 19, 38, 133, 223, 266, 446, 1561, 3122, 3533, 4237, 7066, 8474, 24731, 29659, 49462, 59318, 67127, 134254, 469889, 787859, 939778, 1575718, 5515013, 11030026, 14969321, 29938642, 104785247, 209570494]

約数ペア:

[(1, 209570494), (2, 104785247), (7, 29938642), (14, 14969321), (19, 11030026), (38, 5515013), (133, 1575718), (223, 939778), (266, 787859), (446, 469889), (1561, 134254), (3122, 67127), (3533, 59318), (4237, 49462), (7066, 29659), (8474, 24731)]