17751968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 38031840

約数和(自身を除く): 20279872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 208, 278, 307, 416, 556, 614, 1112, 1228, 1807, 2224, 2456, 3614, 3991, 4448, 4912, 7228, 7982, 9824, 14456, 15964, 28912, 31928, 42673, 57824, 63856, 85346, 127712, 170692, 341384, 554749, 682768, 1109498, 1365536, 2218996, 4437992, 8875984, 17751968]

約数ペア:

[(1, 17751968), (2, 8875984), (4, 4437992), (8, 2218996), (13, 1365536), (16, 1109498), (26, 682768), (32, 554749), (52, 341384), (104, 170692), (139, 127712), (208, 85346), (278, 63856), (307, 57824), (416, 42673), (556, 31928), (614, 28912), (1112, 15964), (1228, 14456), (1807, 9824), (2224, 7982), (2456, 7228), (3614, 4912), (3991, 4448)]