19955016

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 39012984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 29, 36, 38, 57, 58, 72, 76, 87, 114, 116, 152, 171, 174, 228, 232, 261, 342, 348, 456, 503, 522, 551, 684, 696, 1006, 1044, 1102, 1368, 1509, 1653, 2012, 2088, 2204, 3018, 3306, 4024, 4408, 4527, 4959, 6036, 6612, 9054, 9557, 9918, 12072, 13224, 14587, 18108, 19114, 19836, 28671, 29174, 36216, 38228, 39672, 43761, 57342, 58348, 76456, 86013, 87522, 114684, 116696, 131283, 172026, 175044, 229368, 262566, 277153, 344052, 350088, 525132, 554306, 688104, 831459, 1050264, 1108612, 1662918, 2217224, 2494377, 3325836, 4988754, 6651672, 9977508, 19955016]

約数ペア:

[(1, 19955016), (2, 9977508), (3, 6651672), (4, 4988754), (6, 3325836), (8, 2494377), (9, 2217224), (12, 1662918), (18, 1108612), (19, 1050264), (24, 831459), (29, 688104), (36, 554306), (38, 525132), (57, 350088), (58, 344052), (72, 277153), (76, 262566), (87, 229368), (114, 175044), (116, 172026), (152, 131283), (171, 116696), (174, 114684), (228, 87522), (232, 86013), (261, 76456), (342, 58348), (348, 57342), (456, 43761), (503, 39672), (522, 38228), (551, 36216), (684, 29174), (696, 28671), (1006, 19836), (1044, 19114), (1102, 18108), (1368, 14587), (1509, 13224), (1653, 12072), (2012, 9918), (2088, 9557), (2204, 9054), (3018, 6612), (3306, 6036), (4024, 4959), (4408, 4527)]