20735572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36251}}^1$

素因数の和:36279

約数の個数: 24

約数和(自身を含む): 42632352

約数和(自身を除く): 21896780

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36251, 72502, 145004, 398761, 471263, 797522, 942526, 1595044, 1885052, 5183893, 10367786, 20735572]

約数ペア:

[(1, 20735572), (2, 10367786), (4, 5183893), (11, 1885052), (13, 1595044), (22, 942526), (26, 797522), (44, 471263), (52, 398761), (143, 145004), (286, 72502), (572, 36251)]