20148055208

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{643}}^1\times {\mathrm{30841}}^1$

素因数の和:31617

約数の個数: 32

約数和(自身を含む): 38135516160

約数和(自身を除く): 17987460952

約数列:

[1, 2, 4, 8, 127, 254, 508, 643, 1016, 1286, 2572, 5144, 30841, 61682, 81661, 123364, 163322, 246728, 326644, 653288, 3916807, 7833614, 15667228, 19830763, 31334456, 39661526, 79323052, 158646104, 2518506901, 5037013802, 10074027604, 20148055208]

約数ペア:

[(1, 20148055208), (2, 10074027604), (4, 5037013802), (8, 2518506901), (127, 158646104), (254, 79323052), (508, 39661526), (643, 31334456), (1016, 19830763), (1286, 15667228), (2572, 7833614), (5144, 3916807), (30841, 653288), (61682, 326644), (81661, 246728), (123364, 163322)]