20199334581

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{2069}}^1\times {\mathrm{2803}}^1$

素因数の和:4927

約数の個数: 40

約数和(自身を含む): 30901986720

約数和(自身を除く): 10702652139

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 2069, 2803, 3483, 6207, 8409, 18621, 25227, 55863, 75681, 88967, 120529, 167589, 227043, 266901, 361587, 800703, 1084761, 2402109, 3254283, 5799407, 7206327, 9762849, 17398221, 52194663, 156583989, 249374501, 469751967, 748123503, 2244370509, 6733111527, 20199334581]

約数ペア:

[(1, 20199334581), (3, 6733111527), (9, 2244370509), (27, 748123503), (43, 469751967), (81, 249374501), (129, 156583989), (387, 52194663), (1161, 17398221), (2069, 9762849), (2803, 7206327), (3483, 5799407), (6207, 3254283), (8409, 2402109), (18621, 1084761), (25227, 800703), (55863, 361587), (75681, 266901), (88967, 227043), (120529, 167589)]