18992900510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{95581}}^1$

素因数の和:96260

約数の個数: 32

約数和(自身を含む): 35345458944

約数和(自身を除く): 16352558434

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 641, 1282, 3205, 6410, 19871, 39742, 95581, 99355, 191162, 198710, 477905, 955810, 2963011, 5926022, 14815055, 29630110, 61267421, 122534842, 306337105, 612674210, 1899290051, 3798580102, 9496450255, 18992900510]

約数ペア:

[(1, 18992900510), (2, 9496450255), (5, 3798580102), (10, 1899290051), (31, 612674210), (62, 306337105), (155, 122534842), (310, 61267421), (641, 29630110), (1282, 14815055), (3205, 5926022), (6410, 2963011), (19871, 955810), (39742, 477905), (95581, 198710), (99355, 191162)]