20164979248

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{448031}}^1$

素因数の和:448165

約数の個数: 40

約数和(自身を含む): 40833636480

約数和(自身を除く): 20668657232

約数列:

[1, 2, 4, 8, 16, 29, 58, 97, 116, 194, 232, 388, 464, 776, 1552, 2813, 5626, 11252, 22504, 45008, 448031, 896062, 1792124, 3584248, 7168496, 12992899, 25985798, 43459007, 51971596, 86918014, 103943192, 173836028, 207886384, 347672056, 695344112, 1260311203, 2520622406, 5041244812, 10082489624, 20164979248]

約数ペア:

[(1, 20164979248), (2, 10082489624), (4, 5041244812), (8, 2520622406), (16, 1260311203), (29, 695344112), (58, 347672056), (97, 207886384), (116, 173836028), (194, 103943192), (232, 86918014), (388, 51971596), (464, 43459007), (776, 25985798), (1552, 12992899), (2813, 7168496), (5626, 3584248), (11252, 1792124), (22504, 896062), (45008, 448031)]