16994696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 19293304

約数列:

[1, 2, 4, 8, 17, 29, 31, 34, 58, 62, 68, 116, 124, 136, 139, 232, 248, 278, 493, 527, 556, 899, 986, 1054, 1112, 1798, 1972, 2108, 2363, 3596, 3944, 4031, 4216, 4309, 4726, 7192, 8062, 8618, 9452, 15283, 16124, 17236, 18904, 30566, 32248, 34472, 61132, 68527, 73253, 122264, 124961, 137054, 146506, 249922, 274108, 293012, 499844, 548216, 586024, 999688, 2124337, 4248674, 8497348, 16994696]

約数ペア:

[(1, 16994696), (2, 8497348), (4, 4248674), (8, 2124337), (17, 999688), (29, 586024), (31, 548216), (34, 499844), (58, 293012), (62, 274108), (68, 249922), (116, 146506), (124, 137054), (136, 124961), (139, 122264), (232, 73253), (248, 68527), (278, 61132), (493, 34472), (527, 32248), (556, 30566), (899, 18904), (986, 17236), (1054, 16124), (1112, 15283), (1798, 9452), (1972, 8618), (2108, 8062), (2363, 7192), (3596, 4726), (3944, 4309), (4031, 4216)]