20318996929

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{55333}}^1$

素因数の和:55621

約数の個数: 32

約数和(自身を含む): 26772802560

約数和(自身を除く): 6453805631

約数列:

[1, 7, 11, 19, 77, 133, 209, 251, 1463, 1757, 2761, 4769, 19327, 33383, 52459, 55333, 367213, 387331, 608663, 1051327, 4260641, 7359289, 11564597, 13888583, 80952179, 97220081, 152774413, 263883077, 1069420891, 1847181539, 2902713847, 20318996929]

約数ペア:

[(1, 20318996929), (7, 2902713847), (11, 1847181539), (19, 1069420891), (77, 263883077), (133, 152774413), (209, 97220081), (251, 80952179), (1463, 13888583), (1757, 11564597), (2761, 7359289), (4769, 4260641), (19327, 1051327), (33383, 608663), (52459, 387331), (55333, 367213)]