19828552

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1787}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 39693600

約数和(自身を除く): 19865048

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 1787, 2774, 3574, 5548, 7148, 11096, 14296, 33953, 67906, 130451, 135812, 260902, 271624, 521804, 1043608, 2478569, 4957138, 9914276, 19828552]

約数ペア:

[(1, 19828552), (2, 9914276), (4, 4957138), (8, 2478569), (19, 1043608), (38, 521804), (73, 271624), (76, 260902), (146, 135812), (152, 130451), (292, 67906), (584, 33953), (1387, 14296), (1787, 11096), (2774, 7148), (3574, 5548)]