20172595504

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{3209}}^1\times {\mathrm{9137}}^1$

素因数の和:12397

約数の個数: 40

約数和(自身を含む): 40010184720

約数和(自身を除く): 19837589216

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 3209, 6418, 9137, 12836, 18274, 25672, 36548, 51344, 73096, 137987, 146192, 275974, 392891, 551948, 785782, 1103896, 1571564, 2207792, 3143128, 6286256, 29320633, 58641266, 117282532, 234565064, 469130128, 1260787219, 2521574438, 5043148876, 10086297752, 20172595504]

約数ペア:

[(1, 20172595504), (2, 10086297752), (4, 5043148876), (8, 2521574438), (16, 1260787219), (43, 469130128), (86, 234565064), (172, 117282532), (344, 58641266), (688, 29320633), (3209, 6286256), (6418, 3143128), (9137, 2207792), (12836, 1571564), (18274, 1103896), (25672, 785782), (36548, 551948), (51344, 392891), (73096, 275974), (137987, 146192)]