20797392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:377

約数の個数: 160

約数和(自身を含む): 71138304

約数和(自身を除く): 50340912

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 33, 34, 42, 44, 48, 51, 56, 66, 68, 77, 84, 88, 102, 112, 119, 132, 136, 154, 168, 176, 187, 204, 231, 238, 264, 272, 308, 331, 336, 357, 374, 408, 462, 476, 528, 561, 616, 662, 714, 748, 816, 924, 952, 993, 1122, 1232, 1309, 1324, 1428, 1496, 1848, 1904, 1986, 2244, 2317, 2618, 2648, 2856, 2992, 3641, 3696, 3927, 3972, 4488, 4634, 5236, 5296, 5627, 5712, 6951, 7282, 7854, 7944, 8976, 9268, 10472, 10923, 11254, 13902, 14564, 15708, 15888, 16881, 18536, 20944, 21846, 22508, 25487, 27804, 29128, 31416, 33762, 37072, 39389, 43692, 45016, 50974, 55608, 58256, 61897, 62832, 67524, 76461, 78778, 87384, 90032, 101948, 111216, 118167, 123794, 135048, 152922, 157556, 174768, 185691, 203896, 236334, 247588, 270096, 305844, 315112, 371382, 407792, 433279, 472668, 495176, 611688, 630224, 742764, 866558, 945336, 990352, 1223376, 1299837, 1485528, 1733116, 1890672, 2599674, 2971056, 3466232, 5199348, 6932464, 10398696, 20797392]

約数ペア:

[(1, 20797392), (2, 10398696), (3, 6932464), (4, 5199348), (6, 3466232), (7, 2971056), (8, 2599674), (11, 1890672), (12, 1733116), (14, 1485528), (16, 1299837), (17, 1223376), (21, 990352), (22, 945336), (24, 866558), (28, 742764), (33, 630224), (34, 611688), (42, 495176), (44, 472668), (48, 433279), (51, 407792), (56, 371382), (66, 315112), (68, 305844), (77, 270096), (84, 247588), (88, 236334), (102, 203896), (112, 185691), (119, 174768), (132, 157556), (136, 152922), (154, 135048), (168, 123794), (176, 118167), (187, 111216), (204, 101948), (231, 90032), (238, 87384), (264, 78778), (272, 76461), (308, 67524), (331, 62832), (336, 61897), (357, 58256), (374, 55608), (408, 50974), (462, 45016), (476, 43692), (528, 39389), (561, 37072), (616, 33762), (662, 31416), (714, 29128), (748, 27804), (816, 25487), (924, 22508), (952, 21846), (993, 20944), (1122, 18536), (1232, 16881), (1309, 15888), (1324, 15708), (1428, 14564), (1496, 13902), (1848, 11254), (1904, 10923), (1986, 10472), (2244, 9268), (2317, 8976), (2618, 7944), (2648, 7854), (2856, 7282), (2992, 6951), (3641, 5712), (3696, 5627), (3927, 5296), (3972, 5236), (4488, 4634)]