18857808

素因数分解:

$2^4\times 3^2\times {\mathrm{130957}}^1$

素因数の和:130971

約数の個数: 30

約数和(自身を含む): 52776074

約数和(自身を除く): 33918266

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 130957, 261914, 392871, 523828, 785742, 1047656, 1178613, 1571484, 2095312, 2357226, 3142968, 4714452, 6285936, 9428904, 18857808]

約数ペア:

[(1, 18857808), (2, 9428904), (3, 6285936), (4, 4714452), (6, 3142968), (8, 2357226), (9, 2095312), (12, 1571484), (16, 1178613), (18, 1047656), (24, 785742), (36, 523828), (48, 392871), (72, 261914), (144, 130957)]