20591244

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8537}}^1$

素因数の和:8614

約数の個数: 36

約数和(自身を含む): 52833144

約数和(自身を除く): 32241900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8537, 17074, 25611, 34148, 51222, 76833, 102444, 153666, 307332, 571979, 1143958, 1715937, 2287916, 3431874, 5147811, 6863748, 10295622, 20591244]

約数ペア:

[(1, 20591244), (2, 10295622), (3, 6863748), (4, 5147811), (6, 3431874), (9, 2287916), (12, 1715937), (18, 1143958), (36, 571979), (67, 307332), (134, 153666), (201, 102444), (268, 76833), (402, 51222), (603, 34148), (804, 25611), (1206, 17074), (2412, 8537)]