20199312176811

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4091}}^1\times {\mathrm{672043}}^1$

素因数の和:676247

約数の個数: 32

約数和(自身を含む): 28160041451520

約数和(自身を除く): 7960729274709

約数列:

[1, 3, 31, 79, 93, 237, 2449, 4091, 7347, 12273, 126821, 323189, 380463, 672043, 969567, 2016129, 10018859, 20833333, 30056577, 53091397, 62499999, 159274191, 1645833307, 2749327913, 4937499921, 8247983739, 85229165303, 217196905127, 255687495909, 651590715381, 6733104058937, 20199312176811]

約数ペア:

[(1, 20199312176811), (3, 6733104058937), (31, 651590715381), (79, 255687495909), (93, 217196905127), (237, 85229165303), (2449, 8247983739), (4091, 4937499921), (7347, 2749327913), (12273, 1645833307), (126821, 159274191), (323189, 62499999), (380463, 53091397), (672043, 30056577), (969567, 20833333), (2016129, 10018859)]