20213625

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2837}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 35418240

約数和(自身を除く): 15204615

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 2837, 7125, 8511, 14185, 42555, 53903, 70925, 161709, 212775, 269515, 354625, 808545, 1063875, 1347575, 4042725, 6737875, 20213625]

約数ペア:

[(1, 20213625), (3, 6737875), (5, 4042725), (15, 1347575), (19, 1063875), (25, 808545), (57, 354625), (75, 269515), (95, 212775), (125, 161709), (285, 70925), (375, 53903), (475, 42555), (1425, 14185), (2375, 8511), (2837, 7125)]