20775028

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{967}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 37566144

約数和(自身を除く): 16791116

約数列:

[1, 2, 4, 41, 82, 131, 164, 262, 524, 967, 1934, 3868, 5371, 10742, 21484, 39647, 79294, 126677, 158588, 253354, 506708, 5193757, 10387514, 20775028]

約数ペア:

[(1, 20775028), (2, 10387514), (4, 5193757), (41, 506708), (82, 253354), (131, 158588), (164, 126677), (262, 79294), (524, 39647), (967, 21484), (1934, 10742), (3868, 5371)]