209127710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{111833}}^1$

素因数の和:111868

約数の個数: 32

約数和(自身を含む): 434810592

約数和(自身を除く): 225682882

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 111833, 223666, 559165, 1118330, 1230163, 1901161, 2460326, 3802322, 6150815, 9505805, 12301630, 19011610, 20912771, 41825542, 104563855, 209127710]

約数ペア:

[(1, 209127710), (2, 104563855), (5, 41825542), (10, 20912771), (11, 19011610), (17, 12301630), (22, 9505805), (34, 6150815), (55, 3802322), (85, 2460326), (110, 1901161), (170, 1230163), (187, 1118330), (374, 559165), (935, 223666), (1870, 111833)]