20509038

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:719

約数の個数: 80

約数和(自身を含む): 53160624

約数和(自身を除く): 32651586

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 81, 99, 102, 153, 162, 187, 198, 297, 306, 374, 459, 561, 594, 677, 891, 918, 1122, 1354, 1377, 1683, 1782, 2031, 2754, 3366, 4062, 5049, 6093, 7447, 10098, 11509, 12186, 14894, 15147, 18279, 22341, 23018, 30294, 34527, 36558, 44682, 54837, 67023, 69054, 103581, 109674, 126599, 134046, 201069, 207162, 253198, 310743, 379797, 402138, 603207, 621486, 759594, 932229, 1139391, 1206414, 1864458, 2278782, 3418173, 6836346, 10254519, 20509038]

約数ペア:

[(1, 20509038), (2, 10254519), (3, 6836346), (6, 3418173), (9, 2278782), (11, 1864458), (17, 1206414), (18, 1139391), (22, 932229), (27, 759594), (33, 621486), (34, 603207), (51, 402138), (54, 379797), (66, 310743), (81, 253198), (99, 207162), (102, 201069), (153, 134046), (162, 126599), (187, 109674), (198, 103581), (297, 69054), (306, 67023), (374, 54837), (459, 44682), (561, 36558), (594, 34527), (677, 30294), (891, 23018), (918, 22341), (1122, 18279), (1354, 15147), (1377, 14894), (1683, 12186), (1782, 11509), (2031, 10098), (2754, 7447), (3366, 6093), (4062, 5049)]