17854928

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12263}}^1$

素因数の和:12291

約数の個数: 40

約数和(自身を含む): 42580608

約数和(自身を除く): 24725680

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12263, 24526, 49052, 85841, 98104, 159419, 171682, 196208, 318838, 343364, 637676, 686728, 1115933, 1275352, 1373456, 2231866, 2550704, 4463732, 8927464, 17854928]

約数ペア:

[(1, 17854928), (2, 8927464), (4, 4463732), (7, 2550704), (8, 2231866), (13, 1373456), (14, 1275352), (16, 1115933), (26, 686728), (28, 637676), (52, 343364), (56, 318838), (91, 196208), (104, 171682), (112, 159419), (182, 98104), (208, 85841), (364, 49052), (728, 24526), (1456, 12263)]