20161313816

素因数分解:

$2^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{1483}}^1$

素因数の和:2021

約数の個数: 96

約数和(自身を含む): 44662464000

約数和(自身を除く): 24501150184

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 79, 98, 158, 196, 316, 392, 439, 553, 632, 878, 1106, 1483, 1756, 2212, 2966, 3073, 3512, 3871, 4424, 5932, 6146, 7742, 10381, 11864, 12292, 15484, 20762, 21511, 24584, 30968, 34681, 41524, 43022, 69362, 72667, 83048, 86044, 117157, 138724, 145334, 172088, 234314, 242767, 277448, 290668, 468628, 485534, 581336, 651037, 820099, 937256, 971068, 1302074, 1640198, 1699369, 1942136, 2604148, 3280396, 3398738, 4557259, 5208296, 5740693, 6560792, 6797476, 9114518, 11481386, 13594952, 18229036, 22962772, 31900813, 36458072, 45925544, 51431923, 63801626, 102863846, 127603252, 205727692, 255206504, 360023461, 411455384, 720046922, 1440093844, 2520164227, 2880187688, 5040328454, 10080656908, 20161313816]

約数ペア:

[(1, 20161313816), (2, 10080656908), (4, 5040328454), (7, 2880187688), (8, 2520164227), (14, 1440093844), (28, 720046922), (49, 411455384), (56, 360023461), (79, 255206504), (98, 205727692), (158, 127603252), (196, 102863846), (316, 63801626), (392, 51431923), (439, 45925544), (553, 36458072), (632, 31900813), (878, 22962772), (1106, 18229036), (1483, 13594952), (1756, 11481386), (2212, 9114518), (2966, 6797476), (3073, 6560792), (3512, 5740693), (3871, 5208296), (4424, 4557259), (5932, 3398738), (6146, 3280396), (7742, 2604148), (10381, 1942136), (11864, 1699369), (12292, 1640198), (15484, 1302074), (20762, 971068), (21511, 937256), (24584, 820099), (30968, 651037), (34681, 581336), (41524, 485534), (43022, 468628), (69362, 290668), (72667, 277448), (83048, 242767), (86044, 234314), (117157, 172088), (138724, 145334)]