209831204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1721}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 427000896

約数和(自身を除く): 217169692

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 163, 187, 326, 374, 652, 748, 1721, 1793, 2771, 3442, 3586, 5542, 6884, 7172, 11084, 18931, 29257, 30481, 37862, 58514, 60962, 75724, 117028, 121924, 280523, 321827, 561046, 643654, 1122092, 1287308, 3085753, 4768891, 6171506, 9537782, 12343012, 19075564, 52457801, 104915602, 209831204]

約数ペア:

[(1, 209831204), (2, 104915602), (4, 52457801), (11, 19075564), (17, 12343012), (22, 9537782), (34, 6171506), (44, 4768891), (68, 3085753), (163, 1287308), (187, 1122092), (326, 643654), (374, 561046), (652, 321827), (748, 280523), (1721, 121924), (1793, 117028), (2771, 75724), (3442, 60962), (3586, 58514), (5542, 37862), (6884, 30481), (7172, 29257), (11084, 18931)]