20726352

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4643}}^1$

素因数の和:4688

約数の個数: 60

約数和(自身を含む): 59889024

約数和(自身を除く): 39162672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4643, 9286, 13929, 18572, 27858, 37144, 41787, 55716, 74288, 83574, 111432, 143933, 167148, 222864, 287866, 334296, 431799, 575732, 668592, 863598, 1151464, 1295397, 1727196, 2302928, 2590794, 3454392, 5181588, 6908784, 10363176, 20726352]

約数ペア:

[(1, 20726352), (2, 10363176), (3, 6908784), (4, 5181588), (6, 3454392), (8, 2590794), (9, 2302928), (12, 1727196), (16, 1295397), (18, 1151464), (24, 863598), (31, 668592), (36, 575732), (48, 431799), (62, 334296), (72, 287866), (93, 222864), (124, 167148), (144, 143933), (186, 111432), (248, 83574), (279, 74288), (372, 55716), (496, 41787), (558, 37144), (744, 27858), (1116, 18572), (1488, 13929), (2232, 9286), (4464, 4643)]