20243904564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{421}}^1\times {\mathrm{1279}}^1$

素因数の和:1961

約数の個数: 96

約数和(自身を含む): 51241738240

約数和(自身を除く): 30997833676

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 241, 421, 482, 723, 842, 964, 1263, 1279, 1446, 1684, 2526, 2558, 2892, 3133, 3837, 5052, 5116, 5473, 6266, 7674, 9399, 10946, 12532, 15348, 16419, 16627, 18798, 21892, 32838, 33254, 37596, 49881, 65676, 66508, 99762, 101461, 199524, 202922, 304383, 308239, 405844, 538459, 608766, 616478, 924717, 1076918, 1217532, 1232956, 1318993, 1615377, 1849434, 2153836, 2637986, 3230754, 3698868, 3956979, 4007107, 5275972, 6461508, 6999967, 7913958, 8014214, 12021321, 13999934, 15827916, 16028428, 20999901, 24042642, 27999868, 41999802, 48085284, 83999604, 129768619, 259537238, 389305857, 519074476, 778611714, 1557223428, 1686992047, 3373984094, 5060976141, 6747968188, 10121952282, 20243904564]

約数ペア:

[(1, 20243904564), (2, 10121952282), (3, 6747968188), (4, 5060976141), (6, 3373984094), (12, 1686992047), (13, 1557223428), (26, 778611714), (39, 519074476), (52, 389305857), (78, 259537238), (156, 129768619), (241, 83999604), (421, 48085284), (482, 41999802), (723, 27999868), (842, 24042642), (964, 20999901), (1263, 16028428), (1279, 15827916), (1446, 13999934), (1684, 12021321), (2526, 8014214), (2558, 7913958), (2892, 6999967), (3133, 6461508), (3837, 5275972), (5052, 4007107), (5116, 3956979), (5473, 3698868), (6266, 3230754), (7674, 2637986), (9399, 2153836), (10946, 1849434), (12532, 1615377), (15348, 1318993), (16419, 1232956), (16627, 1217532), (18798, 1076918), (21892, 924717), (32838, 616478), (33254, 608766), (37596, 538459), (49881, 405844), (65676, 308239), (66508, 304383), (99762, 202922), (101461, 199524)]