17971072

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 24330368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 647, 868, 896, 992, 1294, 1736, 1984, 2588, 3472, 3968, 4529, 5176, 6944, 9058, 10352, 13888, 18116, 20057, 20704, 27776, 36232, 40114, 41408, 72464, 80228, 82816, 140399, 144928, 160456, 280798, 289856, 320912, 561596, 579712, 641824, 1123192, 1283648, 2246384, 2567296, 4492768, 8985536, 17971072]

約数ペア:

[(1, 17971072), (2, 8985536), (4, 4492768), (7, 2567296), (8, 2246384), (14, 1283648), (16, 1123192), (28, 641824), (31, 579712), (32, 561596), (56, 320912), (62, 289856), (64, 280798), (112, 160456), (124, 144928), (128, 140399), (217, 82816), (224, 80228), (248, 72464), (434, 41408), (448, 40114), (496, 36232), (647, 27776), (868, 20704), (896, 20057), (992, 18116), (1294, 13888), (1736, 10352), (1984, 9058), (2588, 6944), (3472, 5176), (3968, 4529)]