2012864048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{49123}}^1$

素因数の和:49341

約数の個数: 40

約数和(自身を含む): 4221323568

約数和(自身を除く): 2208459520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 1576, 2561, 3152, 5122, 10244, 20488, 40976, 49123, 98246, 196492, 392984, 638599, 785968, 1277198, 2554396, 5108792, 9677231, 10217584, 19354462, 38708924, 77417848, 125804003, 154835696, 251608006, 503216012, 1006432024, 2012864048]

約数ペア:

[(1, 2012864048), (2, 1006432024), (4, 503216012), (8, 251608006), (13, 154835696), (16, 125804003), (26, 77417848), (52, 38708924), (104, 19354462), (197, 10217584), (208, 9677231), (394, 5108792), (788, 2554396), (1576, 1277198), (2561, 785968), (3152, 638599), (5122, 392984), (10244, 196492), (20488, 98246), (40976, 49123)]