20565373004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{25939}}^1$

素因数の和:26478

約数の個数: 48

約数和(自身を含む): 40406634240

約数和(自身を除く): 19841261236

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 487, 814, 974, 1628, 1948, 5357, 10714, 18019, 21428, 25939, 36038, 51878, 72076, 103756, 198209, 285329, 396418, 570658, 792836, 959743, 1141316, 1919486, 3838972, 10557173, 12632293, 21114346, 25264586, 42228692, 50529172, 138955223, 277910446, 467394841, 555820892, 934789682, 1869579364, 5141343251, 10282686502, 20565373004]

約数ペア:

[(1, 20565373004), (2, 10282686502), (4, 5141343251), (11, 1869579364), (22, 934789682), (37, 555820892), (44, 467394841), (74, 277910446), (148, 138955223), (407, 50529172), (487, 42228692), (814, 25264586), (974, 21114346), (1628, 12632293), (1948, 10557173), (5357, 3838972), (10714, 1919486), (18019, 1141316), (21428, 959743), (25939, 792836), (36038, 570658), (51878, 396418), (72076, 285329), (103756, 198209)]