20765438082

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1\times {\mathrm{757}}^1$

素因数の和:1344

約数の個数: 96

約数和(自身を含む): 47405150208

約数和(自身を除く): 26639712126

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 173, 207, 346, 383, 414, 519, 757, 766, 1038, 1149, 1514, 1557, 2271, 2298, 3114, 3447, 3979, 4542, 6813, 6894, 7958, 8809, 11937, 13626, 17411, 17618, 23874, 26427, 34822, 35811, 52233, 52854, 66259, 71622, 79281, 104466, 130961, 132518, 156699, 158562, 198777, 261922, 289931, 313398, 392883, 397554, 579862, 596331, 785766, 869793, 1178649, 1192662, 1523957, 1739586, 2357298, 2609379, 3012103, 3047914, 4571871, 5218758, 6024206, 6668413, 9036309, 9143742, 13336826, 13715613, 18072618, 20005239, 27108927, 27431226, 40010478, 50158063, 54217854, 60015717, 100316126, 120031434, 150474189, 300948378, 451422567, 902845134, 1153635449, 2307270898, 3460906347, 6921812694, 10382719041, 20765438082]

約数ペア:

[(1, 20765438082), (2, 10382719041), (3, 6921812694), (6, 3460906347), (9, 2307270898), (18, 1153635449), (23, 902845134), (46, 451422567), (69, 300948378), (138, 150474189), (173, 120031434), (207, 100316126), (346, 60015717), (383, 54217854), (414, 50158063), (519, 40010478), (757, 27431226), (766, 27108927), (1038, 20005239), (1149, 18072618), (1514, 13715613), (1557, 13336826), (2271, 9143742), (2298, 9036309), (3114, 6668413), (3447, 6024206), (3979, 5218758), (4542, 4571871), (6813, 3047914), (6894, 3012103), (7958, 2609379), (8809, 2357298), (11937, 1739586), (13626, 1523957), (17411, 1192662), (17618, 1178649), (23874, 869793), (26427, 785766), (34822, 596331), (35811, 579862), (52233, 397554), (52854, 392883), (66259, 313398), (71622, 289931), (79281, 261922), (104466, 198777), (130961, 158562), (132518, 156699)]