20201673821

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1\times {\mathrm{41983}}^1$

素因数の和:43340

約数の個数: 16

約数和(自身を含む): 23541940224

約数和(自身を除く): 3340266403

約数列:

[1, 7, 53, 371, 1297, 9079, 41983, 68741, 293881, 481187, 2225099, 15575693, 54451951, 381163657, 2885953403, 20201673821]

約数ペア:

[(1, 20201673821), (7, 2885953403), (53, 381163657), (371, 54451951), (1297, 15575693), (9079, 2225099), (41983, 481187), (68741, 293881)]