20210257968

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{164023}}^1$

素因数の和:164202

約数の個数: 80

約数和(自身を含む): 55647438336

約数和(自身を除く): 35437180368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 151, 204, 272, 302, 408, 453, 604, 816, 906, 1208, 1812, 2416, 2567, 3624, 5134, 7248, 7701, 10268, 15402, 20536, 30804, 41072, 61608, 123216, 164023, 328046, 492069, 656092, 984138, 1312184, 1968276, 2624368, 2788391, 3936552, 5576782, 7873104, 8365173, 11153564, 16730346, 22307128, 24767473, 33460692, 44614256, 49534946, 66921384, 74302419, 99069892, 133842768, 148604838, 198139784, 297209676, 396279568, 421047041, 594419352, 842094082, 1188838704, 1263141123, 1684188164, 2526282246, 3368376328, 5052564492, 6736752656, 10105128984, 20210257968]

約数ペア:

[(1, 20210257968), (2, 10105128984), (3, 6736752656), (4, 5052564492), (6, 3368376328), (8, 2526282246), (12, 1684188164), (16, 1263141123), (17, 1188838704), (24, 842094082), (34, 594419352), (48, 421047041), (51, 396279568), (68, 297209676), (102, 198139784), (136, 148604838), (151, 133842768), (204, 99069892), (272, 74302419), (302, 66921384), (408, 49534946), (453, 44614256), (604, 33460692), (816, 24767473), (906, 22307128), (1208, 16730346), (1812, 11153564), (2416, 8365173), (2567, 7873104), (3624, 5576782), (5134, 3936552), (7248, 2788391), (7701, 2624368), (10268, 1968276), (15402, 1312184), (20536, 984138), (30804, 656092), (41072, 492069), (61608, 328046), (123216, 164023)]