2019911330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{158923}}^1$

素因数の和:159002

約数の個数: 32

約数和(自身を含む): 3844689408

約数和(自身を除く): 1824778078

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2542, 6355, 12710, 158923, 317846, 794615, 1589230, 4926613, 6515843, 9853226, 13031686, 24633065, 32579215, 49266130, 65158430, 201991133, 403982266, 1009955665, 2019911330]

約数ペア:

[(1, 2019911330), (2, 1009955665), (5, 403982266), (10, 201991133), (31, 65158430), (41, 49266130), (62, 32579215), (82, 24633065), (155, 13031686), (205, 9853226), (310, 6515843), (410, 4926613), (1271, 1589230), (2542, 794615), (6355, 317846), (12710, 158923)]