20027999718

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:978

約数の個数: 96

約数和(自身を含む): 44910028800

約数和(自身を除く): 24882029082

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 239, 246, 271, 369, 419, 478, 542, 717, 738, 813, 838, 1257, 1434, 1626, 2151, 2439, 2514, 3771, 4302, 4878, 7542, 9799, 11111, 17179, 19598, 22222, 29397, 33333, 34358, 51537, 58794, 64769, 66666, 88191, 99999, 100141, 103074, 113549, 129538, 154611, 176382, 194307, 199998, 200282, 227098, 300423, 309222, 340647, 388614, 582921, 600846, 681294, 901269, 1021941, 1165842, 1802538, 2043882, 2655529, 4105781, 4655509, 5311058, 7966587, 8211562, 9311018, 12317343, 13966527, 15933174, 23899761, 24634686, 27138211, 27933054, 36952029, 41899581, 47799522, 54276422, 73904058, 81414633, 83799162, 162829266, 244243899, 488487798, 1112666651, 2225333302, 3337999953, 6675999906, 10013999859, 20027999718]

約数ペア:

[(1, 20027999718), (2, 10013999859), (3, 6675999906), (6, 3337999953), (9, 2225333302), (18, 1112666651), (41, 488487798), (82, 244243899), (123, 162829266), (239, 83799162), (246, 81414633), (271, 73904058), (369, 54276422), (419, 47799522), (478, 41899581), (542, 36952029), (717, 27933054), (738, 27138211), (813, 24634686), (838, 23899761), (1257, 15933174), (1434, 13966527), (1626, 12317343), (2151, 9311018), (2439, 8211562), (2514, 7966587), (3771, 5311058), (4302, 4655509), (4878, 4105781), (7542, 2655529), (9799, 2043882), (11111, 1802538), (17179, 1165842), (19598, 1021941), (22222, 901269), (29397, 681294), (33333, 600846), (34358, 582921), (51537, 388614), (58794, 340647), (64769, 309222), (66666, 300423), (88191, 227098), (99999, 200282), (100141, 199998), (103074, 194307), (113549, 176382), (129538, 154611)]