20030688

素因数分解:

$2^5\times 3^2\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:616

約数の個数: 72

約数和(自身を含む): 57454488

約数和(自身を除く): 37423800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 157, 288, 314, 443, 471, 628, 886, 942, 1256, 1329, 1413, 1772, 1884, 2512, 2658, 2826, 3544, 3768, 3987, 5024, 5316, 5652, 7088, 7536, 7974, 10632, 11304, 14176, 15072, 15948, 21264, 22608, 31896, 42528, 45216, 63792, 69551, 127584, 139102, 208653, 278204, 417306, 556408, 625959, 834612, 1112816, 1251918, 1669224, 2225632, 2503836, 3338448, 5007672, 6676896, 10015344, 20030688]

約数ペア:

[(1, 20030688), (2, 10015344), (3, 6676896), (4, 5007672), (6, 3338448), (8, 2503836), (9, 2225632), (12, 1669224), (16, 1251918), (18, 1112816), (24, 834612), (32, 625959), (36, 556408), (48, 417306), (72, 278204), (96, 208653), (144, 139102), (157, 127584), (288, 69551), (314, 63792), (443, 45216), (471, 42528), (628, 31896), (886, 22608), (942, 21264), (1256, 15948), (1329, 15072), (1413, 14176), (1772, 11304), (1884, 10632), (2512, 7974), (2658, 7536), (2826, 7088), (3544, 5652), (3768, 5316), (3987, 5024)]