20116616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2887}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 41240640

約数和(自身を除く): 21124024

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 2887, 3484, 5774, 6968, 11548, 23096, 37531, 75062, 150124, 193429, 300248, 386858, 773716, 1547432, 2514577, 5029154, 10058308, 20116616]

約数ペア:

[(1, 20116616), (2, 10058308), (4, 5029154), (8, 2514577), (13, 1547432), (26, 773716), (52, 386858), (67, 300248), (104, 193429), (134, 150124), (268, 75062), (536, 37531), (871, 23096), (1742, 11548), (2887, 6968), (3484, 5774)]