20135206

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{349}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 37396800

約数和(自身を除く): 17261594

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 317, 349, 634, 698, 2219, 2443, 4121, 4438, 4537, 4886, 8242, 9074, 28847, 31759, 57694, 63518, 110633, 221266, 774431, 1438229, 1548862, 2876458, 10067603, 20135206]

約数ペア:

[(1, 20135206), (2, 10067603), (7, 2876458), (13, 1548862), (14, 1438229), (26, 774431), (91, 221266), (182, 110633), (317, 63518), (349, 57694), (634, 31759), (698, 28847), (2219, 9074), (2443, 8242), (4121, 4886), (4438, 4537)]