19679517

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1735

約数の個数: 40

約数和(自身を含む): 34557600

約数和(自身を除く): 14878083

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 1699, 3861, 5097, 11583, 15291, 18689, 22087, 45873, 56067, 66261, 137619, 168201, 198783, 242957, 504603, 596349, 728871, 1513809, 1789047, 2186613, 6559839, 19679517]

約数ペア:

[(1, 19679517), (3, 6559839), (9, 2186613), (11, 1789047), (13, 1513809), (27, 728871), (33, 596349), (39, 504603), (81, 242957), (99, 198783), (117, 168201), (143, 137619), (297, 66261), (351, 56067), (429, 45873), (891, 22087), (1053, 18689), (1287, 15291), (1699, 11583), (3861, 5097)]