20729196

素因数分解:

$2^2\times 3^4\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:620

約数の個数: 60

約数和(自身を含む): 54702648

約数和(自身を除く): 33973452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 137, 162, 274, 324, 411, 467, 548, 822, 934, 1233, 1401, 1644, 1868, 2466, 2802, 3699, 4203, 4932, 5604, 7398, 8406, 11097, 12609, 14796, 16812, 22194, 25218, 37827, 44388, 50436, 63979, 75654, 127958, 151308, 191937, 255916, 383874, 575811, 767748, 1151622, 1727433, 2303244, 3454866, 5182299, 6909732, 10364598, 20729196]

約数ペア:

[(1, 20729196), (2, 10364598), (3, 6909732), (4, 5182299), (6, 3454866), (9, 2303244), (12, 1727433), (18, 1151622), (27, 767748), (36, 575811), (54, 383874), (81, 255916), (108, 191937), (137, 151308), (162, 127958), (274, 75654), (324, 63979), (411, 50436), (467, 44388), (548, 37827), (822, 25218), (934, 22194), (1233, 16812), (1401, 14796), (1644, 12609), (1868, 11097), (2466, 8406), (2802, 7398), (3699, 5604), (4203, 4932)]