2217706768

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103981}}^1$

素因数の和:104063

約数の個数: 40

約数和(自身を含む): 4538606336

約数和(自身を除く): 2320899568

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 103981, 207962, 415924, 831848, 1663696, 3223411, 4471183, 6446822, 8942366, 12893644, 17884732, 25787288, 35769464, 51574576, 71538928, 138606673, 277213346, 554426692, 1108853384, 2217706768]

約数ペア:

[(1, 2217706768), (2, 1108853384), (4, 554426692), (8, 277213346), (16, 138606673), (31, 71538928), (43, 51574576), (62, 35769464), (86, 25787288), (124, 17884732), (172, 12893644), (248, 8942366), (344, 6446822), (496, 4471183), (688, 3223411), (1333, 1663696), (2666, 831848), (5332, 415924), (10664, 207962), (21328, 103981)]