18748335

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 32329728

約数和(自身を除く): 13581393

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 1753, 2139, 3565, 5259, 8765, 10695, 26295, 40319, 54343, 120957, 163029, 201595, 271715, 604785, 815145, 1249889, 3749667, 6249445, 18748335]

約数ペア:

[(1, 18748335), (3, 6249445), (5, 3749667), (15, 1249889), (23, 815145), (31, 604785), (69, 271715), (93, 201595), (115, 163029), (155, 120957), (345, 54343), (465, 40319), (713, 26295), (1753, 10695), (2139, 8765), (3565, 5259)]