20744208

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1597

約数の個数: 80

約数和(自身を含む): 61504000

約数和(自身を除く): 40759792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1549, 1674, 2232, 3098, 3348, 4464, 4647, 6196, 6696, 9294, 12392, 13392, 13941, 18588, 24784, 27882, 37176, 41823, 48019, 55764, 74352, 83646, 96038, 111528, 144057, 167292, 192076, 223056, 288114, 334584, 384152, 432171, 576228, 669168, 768304, 864342, 1152456, 1296513, 1728684, 2304912, 2593026, 3457368, 5186052, 6914736, 10372104, 20744208]

約数ペア:

[(1, 20744208), (2, 10372104), (3, 6914736), (4, 5186052), (6, 3457368), (8, 2593026), (9, 2304912), (12, 1728684), (16, 1296513), (18, 1152456), (24, 864342), (27, 768304), (31, 669168), (36, 576228), (48, 432171), (54, 384152), (62, 334584), (72, 288114), (93, 223056), (108, 192076), (124, 167292), (144, 144057), (186, 111528), (216, 96038), (248, 83646), (279, 74352), (372, 55764), (432, 48019), (496, 41823), (558, 37176), (744, 27882), (837, 24784), (1116, 18588), (1488, 13941), (1549, 13392), (1674, 12392), (2232, 9294), (3098, 6696), (3348, 6196), (4464, 4647)]