20198982609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1\times {\mathrm{911}}^1$

素因数の和:1463

約数の個数: 64

約数和(自身を含む): 32532864000

約数和(自身を除く): 12333881391

約数列:

[1, 3, 9, 13, 27, 39, 117, 181, 349, 351, 543, 911, 1047, 1629, 2353, 2733, 3141, 4537, 4887, 7059, 8199, 9423, 11843, 13611, 21177, 24597, 35529, 40833, 63169, 63531, 106587, 122499, 164891, 189507, 317939, 319761, 494673, 568521, 821197, 953817, 1484019, 1705563, 2143583, 2463591, 2861451, 4133207, 4452057, 6430749, 7390773, 8584353, 12399621, 19292247, 22172319, 37198863, 57546959, 57876741, 111596589, 172640877, 517922631, 748110467, 1553767893, 2244331401, 6732994203, 20198982609]

約数ペア:

[(1, 20198982609), (3, 6732994203), (9, 2244331401), (13, 1553767893), (27, 748110467), (39, 517922631), (117, 172640877), (181, 111596589), (349, 57876741), (351, 57546959), (543, 37198863), (911, 22172319), (1047, 19292247), (1629, 12399621), (2353, 8584353), (2733, 7390773), (3141, 6430749), (4537, 4452057), (4887, 4133207), (7059, 2861451), (8199, 2463591), (9423, 2143583), (11843, 1705563), (13611, 1484019), (21177, 953817), (24597, 821197), (35529, 568521), (40833, 494673), (63169, 319761), (63531, 317939), (106587, 189507), (122499, 164891)]