20120498556879

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{35407}}^1\times {\mathrm{510569}}^1$

素因数の和:546039

約数の個数: 32

約数和(自身を含む): 31239237703680

約数和(自身を除く): 11118739146801

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 35407, 106221, 247849, 510569, 743547, 1531707, 1876571, 3573983, 5629713, 10721949, 13135997, 27060157, 39407991, 81180471, 189421099, 568263297, 18077716583, 54233149749, 126544016081, 379632048243, 958118978899, 2874356936697, 6706832852293, 20120498556879]

約数ペア:

[(1, 20120498556879), (3, 6706832852293), (7, 2874356936697), (21, 958118978899), (53, 379632048243), (159, 126544016081), (371, 54233149749), (1113, 18077716583), (35407, 568263297), (106221, 189421099), (247849, 81180471), (510569, 39407991), (743547, 27060157), (1531707, 13135997), (1876571, 10721949), (3573983, 5629713)]