18812032

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 20845568

約数列:

[1, 2, 4, 8, 16, 32, 47, 53, 59, 64, 94, 106, 118, 128, 188, 212, 236, 376, 424, 472, 752, 848, 944, 1504, 1696, 1888, 2491, 2773, 3008, 3127, 3392, 3776, 4982, 5546, 6016, 6254, 6784, 7552, 9964, 11092, 12508, 19928, 22184, 25016, 39856, 44368, 50032, 79712, 88736, 100064, 146969, 159424, 177472, 200128, 293938, 318848, 354944, 400256, 587876, 1175752, 2351504, 4703008, 9406016, 18812032]

約数ペア:

[(1, 18812032), (2, 9406016), (4, 4703008), (8, 2351504), (16, 1175752), (32, 587876), (47, 400256), (53, 354944), (59, 318848), (64, 293938), (94, 200128), (106, 177472), (118, 159424), (128, 146969), (188, 100064), (212, 88736), (236, 79712), (376, 50032), (424, 44368), (472, 39856), (752, 25016), (848, 22184), (944, 19928), (1504, 12508), (1696, 11092), (1888, 9964), (2491, 7552), (2773, 6784), (3008, 6254), (3127, 6016), (3392, 5546), (3776, 4982)]