19953408

素因数分解:

$2^8\times 3^1\times {\mathrm{25981}}^1$

素因数の和:26000

約数の個数: 36

約数和(自身を含む): 53107208

約数和(自身を除く): 33153800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 25981, 51962, 77943, 103924, 155886, 207848, 311772, 415696, 623544, 831392, 1247088, 1662784, 2494176, 3325568, 4988352, 6651136, 9976704, 19953408]

約数ペア:

[(1, 19953408), (2, 9976704), (3, 6651136), (4, 4988352), (6, 3325568), (8, 2494176), (12, 1662784), (16, 1247088), (24, 831392), (32, 623544), (48, 415696), (64, 311772), (96, 207848), (128, 155886), (192, 103924), (256, 77943), (384, 51962), (768, 25981)]