20512459836

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{299417}}^1$

素因数の和:299611

約数の個数: 72

約数和(自身を含む): 56891815344

約数和(自身を除く): 36379355508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 173, 198, 346, 396, 519, 692, 1038, 1557, 1903, 2076, 3114, 3806, 5709, 6228, 7612, 11418, 17127, 22836, 34254, 68508, 299417, 598834, 898251, 1197668, 1796502, 2694753, 3293587, 3593004, 5389506, 6587174, 9880761, 10779012, 13174348, 19761522, 29642283, 39523044, 51799141, 59284566, 103598282, 118569132, 155397423, 207196564, 310794846, 466192269, 569790551, 621589692, 932384538, 1139581102, 1709371653, 1864769076, 2279162204, 3418743306, 5128114959, 6837486612, 10256229918, 20512459836]

約数ペア:

[(1, 20512459836), (2, 10256229918), (3, 6837486612), (4, 5128114959), (6, 3418743306), (9, 2279162204), (11, 1864769076), (12, 1709371653), (18, 1139581102), (22, 932384538), (33, 621589692), (36, 569790551), (44, 466192269), (66, 310794846), (99, 207196564), (132, 155397423), (173, 118569132), (198, 103598282), (346, 59284566), (396, 51799141), (519, 39523044), (692, 29642283), (1038, 19761522), (1557, 13174348), (1903, 10779012), (2076, 9880761), (3114, 6587174), (3806, 5389506), (5709, 3593004), (6228, 3293587), (7612, 2694753), (11418, 1796502), (17127, 1197668), (22836, 898251), (34254, 598834), (68508, 299417)]