20681082

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6719}}^1$

素因数の和:6752

約数の個数: 40

約数和(自身を含む): 48787200

約数和(自身を除く): 28106118

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6719, 13438, 20157, 40314, 60471, 120942, 127661, 181413, 255322, 362826, 382983, 544239, 765966, 1088478, 1148949, 2297898, 3446847, 6893694, 10340541, 20681082]

約数ペア:

[(1, 20681082), (2, 10340541), (3, 6893694), (6, 3446847), (9, 2297898), (18, 1148949), (19, 1088478), (27, 765966), (38, 544239), (54, 382983), (57, 362826), (81, 255322), (114, 181413), (162, 127661), (171, 120942), (342, 60471), (513, 40314), (1026, 20157), (1539, 13438), (3078, 6719)]