20166433040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19390801}}^1$

素因数の和:19390827

約数の個数: 40

約数和(自身を含む): 50493648408

約数和(自身を除く): 30327215368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 19390801, 38781602, 77563204, 96954005, 155126408, 193908010, 252080413, 310252816, 387816020, 504160826, 775632040, 1008321652, 1260402065, 1551264080, 2016643304, 2520804130, 4033286608, 5041608260, 10083216520, 20166433040]

約数ペア:

[(1, 20166433040), (2, 10083216520), (4, 5041608260), (5, 4033286608), (8, 2520804130), (10, 2016643304), (13, 1551264080), (16, 1260402065), (20, 1008321652), (26, 775632040), (40, 504160826), (52, 387816020), (65, 310252816), (80, 252080413), (104, 193908010), (130, 155126408), (208, 96954005), (260, 77563204), (520, 38781602), (1040, 19390801)]