18361040

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{811}}^1$

素因数の和:1107

約数の個数: 40

約数和(自身を含む): 42893088

約数和(自身を除く): 24532048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 811, 1132, 1415, 1622, 2264, 2830, 3244, 4055, 4528, 5660, 6488, 8110, 11320, 12976, 16220, 22640, 32440, 64880, 229513, 459026, 918052, 1147565, 1836104, 2295130, 3672208, 4590260, 9180520, 18361040]

約数ペア:

[(1, 18361040), (2, 9180520), (4, 4590260), (5, 3672208), (8, 2295130), (10, 1836104), (16, 1147565), (20, 918052), (40, 459026), (80, 229513), (283, 64880), (566, 32440), (811, 22640), (1132, 16220), (1415, 12976), (1622, 11320), (2264, 8110), (2830, 6488), (3244, 5660), (4055, 4528)]