19464627

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 34320384

約数和(自身を除く): 14855757

約数列:

[1, 3, 7, 13, 21, 37, 39, 41, 47, 91, 111, 123, 141, 259, 273, 287, 329, 481, 533, 611, 777, 861, 987, 1443, 1517, 1599, 1739, 1833, 1927, 3367, 3731, 4277, 4551, 5217, 5781, 10101, 10619, 11193, 12173, 12831, 13489, 19721, 22607, 25051, 31857, 36519, 40467, 59163, 67821, 71299, 75153, 138047, 158249, 175357, 213897, 414141, 474747, 499093, 526071, 926887, 1497279, 2780661, 6488209, 19464627]

約数ペア:

[(1, 19464627), (3, 6488209), (7, 2780661), (13, 1497279), (21, 926887), (37, 526071), (39, 499093), (41, 474747), (47, 414141), (91, 213897), (111, 175357), (123, 158249), (141, 138047), (259, 75153), (273, 71299), (287, 67821), (329, 59163), (481, 40467), (533, 36519), (611, 31857), (777, 25051), (861, 22607), (987, 19721), (1443, 13489), (1517, 12831), (1599, 12173), (1739, 11193), (1833, 10619), (1927, 10101), (3367, 5781), (3731, 5217), (4277, 4551)]