20550686572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{26209}}^1$

素因数の和:27130

約数の個数: 48

約数和(自身を含む): 41056182720

約数和(自身を除く): 20505496148

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 887, 1774, 3548, 11531, 15079, 23062, 26209, 30158, 46124, 52418, 60316, 104836, 196027, 340717, 392054, 445553, 681434, 784108, 891106, 1362868, 1782212, 5792189, 11584378, 23168756, 23247383, 46494766, 92989532, 302215979, 395205511, 604431958, 790411022, 1208863916, 1580822044, 5137671643, 10275343286, 20550686572]

約数ペア:

[(1, 20550686572), (2, 10275343286), (4, 5137671643), (13, 1580822044), (17, 1208863916), (26, 790411022), (34, 604431958), (52, 395205511), (68, 302215979), (221, 92989532), (442, 46494766), (884, 23247383), (887, 23168756), (1774, 11584378), (3548, 5792189), (11531, 1782212), (15079, 1362868), (23062, 891106), (26209, 784108), (30158, 681434), (46124, 445553), (52418, 392054), (60316, 340717), (104836, 196027)]