18763732

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:748

約数の個数: 36

約数和(自身を含む): 36477756

約数和(自身を除く): 17714024

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 169, 338, 533, 676, 677, 1066, 1354, 2132, 2708, 6929, 8801, 13858, 17602, 27716, 27757, 35204, 55514, 111028, 114413, 228826, 360841, 457652, 721682, 1443364, 4690933, 9381866, 18763732]

約数ペア:

[(1, 18763732), (2, 9381866), (4, 4690933), (13, 1443364), (26, 721682), (41, 457652), (52, 360841), (82, 228826), (164, 114413), (169, 111028), (338, 55514), (533, 35204), (676, 27757), (677, 27716), (1066, 17602), (1354, 13858), (2132, 8801), (2708, 6929)]