18853508739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{228353}}^1$

素因数の和:228471

約数の個数: 32

約数和(自身を含む): 28388969280

約数和(自身を除く): 9535460541

約数列:

[1, 3, 13, 29, 39, 73, 87, 219, 377, 949, 1131, 2117, 2847, 6351, 27521, 82563, 228353, 685059, 2968589, 6622237, 8905767, 16669769, 19866711, 50009307, 86089081, 216706997, 258267243, 483423301, 650120991, 1450269903, 6284502913, 18853508739]

約数ペア:

[(1, 18853508739), (3, 6284502913), (13, 1450269903), (29, 650120991), (39, 483423301), (73, 258267243), (87, 216706997), (219, 86089081), (377, 50009307), (949, 19866711), (1131, 16669769), (2117, 8905767), (2847, 6622237), (6351, 2968589), (27521, 685059), (82563, 228353)]