12720227512

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{2137}}^1\times {\mathrm{5431}}^1$

素因数の和:7711

約数の個数: 32

約数和(自身を含む): 24040185120

約数和(自身を除く): 11319957608

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 2137, 4274, 5431, 8548, 10862, 17096, 21724, 43448, 292769, 585538, 744047, 1171076, 1488094, 2342152, 2976188, 5952376, 11606047, 23212094, 46424188, 92848376, 1590028439, 3180056878, 6360113756, 12720227512]

約数ペア:

[(1, 12720227512), (2, 6360113756), (4, 3180056878), (8, 1590028439), (137, 92848376), (274, 46424188), (548, 23212094), (1096, 11606047), (2137, 5952376), (4274, 2976188), (5431, 2342152), (8548, 1488094), (10862, 1171076), (17096, 744047), (21724, 585538), (43448, 292769)]