19955136

素因数分解:

$2^6\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:158

約数の個数: 84

約数和(自身を含む): 55267352

約数和(自身を除く): 35312216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 53, 64, 74, 96, 106, 111, 148, 159, 192, 212, 222, 296, 318, 424, 444, 592, 636, 848, 888, 1184, 1272, 1696, 1776, 1961, 2368, 2544, 2809, 3392, 3552, 3922, 5088, 5618, 5883, 7104, 7844, 8427, 10176, 11236, 11766, 15688, 16854, 22472, 23532, 31376, 33708, 44944, 47064, 62752, 67416, 89888, 94128, 103933, 125504, 134832, 179776, 188256, 207866, 269664, 311799, 376512, 415732, 539328, 623598, 831464, 1247196, 1662928, 2494392, 3325856, 4988784, 6651712, 9977568, 19955136]

約数ペア:

[(1, 19955136), (2, 9977568), (3, 6651712), (4, 4988784), (6, 3325856), (8, 2494392), (12, 1662928), (16, 1247196), (24, 831464), (32, 623598), (37, 539328), (48, 415732), (53, 376512), (64, 311799), (74, 269664), (96, 207866), (106, 188256), (111, 179776), (148, 134832), (159, 125504), (192, 103933), (212, 94128), (222, 89888), (296, 67416), (318, 62752), (424, 47064), (444, 44944), (592, 33708), (636, 31376), (848, 23532), (888, 22472), (1184, 16854), (1272, 15688), (1696, 11766), (1776, 11236), (1961, 10176), (2368, 8427), (2544, 7844), (2809, 7104), (3392, 5883), (3552, 5618), (3922, 5088)]