18984966807

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{6949}}^1$

素因数の和:7303

約数の個数: 32

約数和(自身を含む): 26333939200

約数和(自身を除く): 7348972393

約数列:

[1, 3, 37, 111, 151, 163, 453, 489, 5587, 6031, 6949, 16761, 18093, 20847, 24613, 73839, 257113, 771339, 910681, 1049299, 1132687, 2732043, 3147897, 3398061, 38824063, 41909419, 116472189, 125728257, 171035737, 513107211, 6328322269, 18984966807]

約数ペア:

[(1, 18984966807), (3, 6328322269), (37, 513107211), (111, 171035737), (151, 125728257), (163, 116472189), (453, 41909419), (489, 38824063), (5587, 3398061), (6031, 3147897), (6949, 2732043), (16761, 1132687), (18093, 1049299), (20847, 910681), (24613, 771339), (73839, 257113)]