20190169912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{13879}}^1$

素因数の和:14228

約数の個数: 64

約数和(自身を含む): 42133017600

約数和(自身を除く): 21942847688

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 271, 488, 542, 671, 1084, 1342, 2168, 2684, 2981, 5368, 5962, 11924, 13879, 16531, 23848, 27758, 33062, 55516, 66124, 111032, 132248, 152669, 181841, 305338, 363682, 610676, 727364, 846619, 1221352, 1454728, 1693238, 3386476, 3761209, 6772952, 7522418, 9312809, 15044836, 18625618, 30089672, 37251236, 41373299, 74502472, 82746598, 165493196, 229433749, 330986392, 458867498, 917734996, 1835469992, 2523771239, 5047542478, 10095084956, 20190169912]

約数ペア:

[(1, 20190169912), (2, 10095084956), (4, 5047542478), (8, 2523771239), (11, 1835469992), (22, 917734996), (44, 458867498), (61, 330986392), (88, 229433749), (122, 165493196), (244, 82746598), (271, 74502472), (488, 41373299), (542, 37251236), (671, 30089672), (1084, 18625618), (1342, 15044836), (2168, 9312809), (2684, 7522418), (2981, 6772952), (5368, 3761209), (5962, 3386476), (11924, 1693238), (13879, 1454728), (16531, 1221352), (23848, 846619), (27758, 727364), (33062, 610676), (55516, 363682), (66124, 305338), (111032, 181841), (132248, 152669)]