20119785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2153}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 37221120

約数和(自身を除く): 17101335

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 267, 445, 623, 1335, 1869, 2153, 3115, 6459, 9345, 10765, 15071, 32295, 45213, 75355, 191617, 226065, 574851, 958085, 1341319, 2874255, 4023957, 6706595, 20119785]

約数ペア:

[(1, 20119785), (3, 6706595), (5, 4023957), (7, 2874255), (15, 1341319), (21, 958085), (35, 574851), (89, 226065), (105, 191617), (267, 75355), (445, 45213), (623, 32295), (1335, 15071), (1869, 10765), (2153, 9345), (3115, 6459)]