2019557930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{501131}}^1$

素因数の和:501182

約数の個数: 32

約数和(自身を含む): 4041128448

約数和(自身を除く): 2021570518

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 501131, 1002262, 2505655, 5011310, 6514703, 13029406, 15535061, 31070122, 32573515, 65147030, 77675305, 155350610, 201955793, 403911586, 1009778965, 2019557930]

約数ペア:

[(1, 2019557930), (2, 1009778965), (5, 403911586), (10, 201955793), (13, 155350610), (26, 77675305), (31, 65147030), (62, 32573515), (65, 31070122), (130, 15535061), (155, 13029406), (310, 6514703), (403, 5011310), (806, 2505655), (2015, 1002262), (4030, 501131)]