20080145584

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{509959}}^1$

素因数の和:510097

約数の個数: 40

約数和(自身を含む): 40976305920

約数和(自身を除く): 20896160336

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 107, 184, 214, 368, 428, 856, 1712, 2461, 4922, 9844, 19688, 39376, 509959, 1019918, 2039836, 4079672, 8159344, 11729057, 23458114, 46916228, 54565613, 93832456, 109131226, 187664912, 218262452, 436524904, 873049808, 1255009099, 2510018198, 5020036396, 10040072792, 20080145584]

約数ペア:

[(1, 20080145584), (2, 10040072792), (4, 5020036396), (8, 2510018198), (16, 1255009099), (23, 873049808), (46, 436524904), (92, 218262452), (107, 187664912), (184, 109131226), (214, 93832456), (368, 54565613), (428, 46916228), (856, 23458114), (1712, 11729057), (2461, 8159344), (4922, 4079672), (9844, 2039836), (19688, 1019918), (39376, 509959)]