19971312

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{3037}}^1$

素因数の和:3185

約数の個数: 40

約数和(自身を含む): 51986256

約数和(自身を除く): 32014944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 3037, 3288, 6074, 6576, 9111, 12148, 18222, 24296, 36444, 48592, 72888, 145776, 416069, 832138, 1248207, 1664276, 2496414, 3328552, 4992828, 6657104, 9985656, 19971312]

約数ペア:

[(1, 19971312), (2, 9985656), (3, 6657104), (4, 4992828), (6, 3328552), (8, 2496414), (12, 1664276), (16, 1248207), (24, 832138), (48, 416069), (137, 145776), (274, 72888), (411, 48592), (548, 36444), (822, 24296), (1096, 18222), (1644, 12148), (2192, 9111), (3037, 6576), (3288, 6074)]