20803430403

素因数分解:

$3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{951623}}^1$

素因数の和:951983

約数の個数: 24

約数和(自身を含む): 34441175808

約数和(自身を除く): 13637745405

約数列:

[1, 3, 7, 9, 21, 63, 347, 1041, 2429, 3123, 7287, 21861, 951623, 2854869, 6661361, 8564607, 19984083, 59952249, 330213181, 990639543, 2311492267, 2971918629, 6934476801, 20803430403]

約数ペア:

[(1, 20803430403), (3, 6934476801), (7, 2971918629), (9, 2311492267), (21, 990639543), (63, 330213181), (347, 59952249), (1041, 19984083), (2429, 8564607), (3123, 6661361), (7287, 2854869), (21861, 951623)]