20185093755

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{19211}}^1$

素因数の和:19449

約数の個数: 64

約数和(自身を含む): 36923927040

約数和(自身を除く): 16738833285

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 181, 215, 387, 543, 645, 905, 1161, 1629, 1935, 2715, 4887, 5805, 7783, 8145, 19211, 23349, 24435, 38915, 57633, 70047, 96055, 116745, 172899, 210141, 288165, 350235, 518697, 826073, 864495, 1050705, 2478219, 2593485, 3477191, 4130365, 7434657, 10431573, 12391095, 17385955, 22303971, 31294719, 37173285, 52157865, 93884157, 111519855, 149519213, 156473595, 448557639, 469420785, 747596065, 1345672917, 2242788195, 4037018751, 6728364585, 20185093755]

約数ペア:

[(1, 20185093755), (3, 6728364585), (5, 4037018751), (9, 2242788195), (15, 1345672917), (27, 747596065), (43, 469420785), (45, 448557639), (129, 156473595), (135, 149519213), (181, 111519855), (215, 93884157), (387, 52157865), (543, 37173285), (645, 31294719), (905, 22303971), (1161, 17385955), (1629, 12391095), (1935, 10431573), (2715, 7434657), (4887, 4130365), (5805, 3477191), (7783, 2593485), (8145, 2478219), (19211, 1050705), (23349, 864495), (24435, 826073), (38915, 518697), (57633, 350235), (70047, 288165), (96055, 210141), (116745, 172899)]