20197907568

素因数分解:

$2^4\times 3^2\times {\mathrm{140263247}}^1$

素因数の和:140263261

約数の個数: 30

約数和(自身を含む): 56526088944

約数和(自身を除く): 36328181376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140263247, 280526494, 420789741, 561052988, 841579482, 1122105976, 1262369223, 1683158964, 2244211952, 2524738446, 3366317928, 5049476892, 6732635856, 10098953784, 20197907568]

約数ペア:

[(1, 20197907568), (2, 10098953784), (3, 6732635856), (4, 5049476892), (6, 3366317928), (8, 2524738446), (9, 2244211952), (12, 1683158964), (16, 1262369223), (18, 1122105976), (24, 841579482), (36, 561052988), (48, 420789741), (72, 280526494), (144, 140263247)]