20576916

素因数分解:

$2^2\times 3^4\times {\mathrm{41}}^1\times {\mathrm{1549}}^1$

素因数の和:1606

約数の個数: 60

約数和(自身を含む): 55139700

約数和(自身を除く): 34562784

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 162, 164, 246, 324, 369, 492, 738, 1107, 1476, 1549, 2214, 3098, 3321, 4428, 4647, 6196, 6642, 9294, 13284, 13941, 18588, 27882, 41823, 55764, 63509, 83646, 125469, 127018, 167292, 190527, 250938, 254036, 381054, 501876, 571581, 762108, 1143162, 1714743, 2286324, 3429486, 5144229, 6858972, 10288458, 20576916]

約数ペア:

[(1, 20576916), (2, 10288458), (3, 6858972), (4, 5144229), (6, 3429486), (9, 2286324), (12, 1714743), (18, 1143162), (27, 762108), (36, 571581), (41, 501876), (54, 381054), (81, 254036), (82, 250938), (108, 190527), (123, 167292), (162, 127018), (164, 125469), (246, 83646), (324, 63509), (369, 55764), (492, 41823), (738, 27882), (1107, 18588), (1476, 13941), (1549, 13284), (2214, 9294), (3098, 6642), (3321, 6196), (4428, 4647)]