20793215729

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 26435808000

約数和(自身を除く): 5642592271

約数列:

[1, 11, 13, 17, 61, 143, 187, 221, 281, 499, 671, 793, 1037, 2431, 3091, 3653, 4777, 5489, 6487, 8483, 8723, 11407, 13481, 17141, 30439, 40183, 52547, 62101, 71357, 93313, 110279, 140219, 148291, 188551, 222833, 291397, 334829, 395707, 517463, 683111, 1213069, 1542409, 1822847, 2383723, 2451163, 3205367, 3788161, 4352777, 5692093, 6727019, 8553359, 20051317, 26220953, 30988399, 41669771, 73997209, 94086949, 111193667, 145407103, 340872389, 1223130337, 1599478133, 1890292339, 20793215729]

約数ペア:

[(1, 20793215729), (11, 1890292339), (13, 1599478133), (17, 1223130337), (61, 340872389), (143, 145407103), (187, 111193667), (221, 94086949), (281, 73997209), (499, 41669771), (671, 30988399), (793, 26220953), (1037, 20051317), (2431, 8553359), (3091, 6727019), (3653, 5692093), (4777, 4352777), (5489, 3788161), (6487, 3205367), (8483, 2451163), (8723, 2383723), (11407, 1822847), (13481, 1542409), (17141, 1213069), (30439, 683111), (40183, 517463), (52547, 395707), (62101, 334829), (71357, 291397), (93313, 222833), (110279, 188551), (140219, 148291)]