87020284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{18803}}^1$

素因数の和:18909

約数の個数: 24

約数和(自身を含む): 165851280

約数和(自身を除く): 78830996

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 18803, 37606, 75212, 244439, 488878, 977756, 1673467, 3346934, 6693868, 21755071, 43510142, 87020284]

約数ペア:

[(1, 87020284), (2, 43510142), (4, 21755071), (13, 6693868), (26, 3346934), (52, 1673467), (89, 977756), (178, 488878), (356, 244439), (1157, 75212), (2314, 37606), (4628, 18803)]