20408873176

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{2087}}^1\times {\mathrm{53147}}^1$

素因数の和:55263

約数の個数: 32

約数和(自身を含む): 39950288640

約数和(自身を除く): 19541415464

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 2087, 4174, 8348, 16696, 48001, 53147, 96002, 106294, 192004, 212588, 384008, 425176, 1222381, 2444762, 4889524, 9779048, 110917789, 221835578, 443671156, 887342312, 2551109147, 5102218294, 10204436588, 20408873176]

約数ペア:

[(1, 20408873176), (2, 10204436588), (4, 5102218294), (8, 2551109147), (23, 887342312), (46, 443671156), (92, 221835578), (184, 110917789), (2087, 9779048), (4174, 4889524), (8348, 2444762), (16696, 1222381), (48001, 425176), (53147, 384008), (96002, 212588), (106294, 192004)]