20812338

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28201}}^1$

素因数の和:28250

約数の個数: 24

約数和(自身を含む): 46194876

約数和(自身を除く): 25382538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28201, 56402, 84603, 169206, 253809, 507618, 1156241, 2312482, 3468723, 6937446, 10406169, 20812338]

約数ペア:

[(1, 20812338), (2, 10406169), (3, 6937446), (6, 3468723), (9, 2312482), (18, 1156241), (41, 507618), (82, 253809), (123, 169206), (246, 84603), (369, 56402), (738, 28201)]