18028250

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2003

約数の個数: 32

約数和(自身を含む): 34678800

約数和(自身を除く): 16650550

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 125, 185, 250, 370, 925, 1850, 1949, 3898, 4625, 9250, 9745, 19490, 48725, 72113, 97450, 144226, 243625, 360565, 487250, 721130, 1802825, 3605650, 9014125, 18028250]

約数ペア:

[(1, 18028250), (2, 9014125), (5, 3605650), (10, 1802825), (25, 721130), (37, 487250), (50, 360565), (74, 243625), (125, 144226), (185, 97450), (250, 72113), (370, 48725), (925, 19490), (1850, 9745), (1949, 9250), (3898, 4625)]