18837832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5843}}^1$

素因数の和:5893

約数の個数: 32

約数和(自身を含む): 39271680

約数和(自身を除く): 20433848

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 5843, 11686, 23372, 46744, 75959, 151918, 181133, 303836, 362266, 607672, 724532, 1449064, 2354729, 4709458, 9418916, 18837832]

約数ペア:

[(1, 18837832), (2, 9418916), (4, 4709458), (8, 2354729), (13, 1449064), (26, 724532), (31, 607672), (52, 362266), (62, 303836), (104, 181133), (124, 151918), (248, 75959), (403, 46744), (806, 23372), (1612, 11686), (3224, 5843)]