19621448

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 46811520

約数和(自身を除く): 27190072

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 53, 56, 77, 88, 106, 154, 212, 308, 371, 424, 583, 601, 616, 742, 1166, 1202, 1484, 2332, 2404, 2968, 4081, 4207, 4664, 4808, 6611, 8162, 8414, 13222, 16324, 16828, 26444, 31853, 32648, 33656, 46277, 52888, 63706, 92554, 127412, 185108, 222971, 254824, 350383, 370216, 445942, 700766, 891884, 1401532, 1783768, 2452681, 2803064, 4905362, 9810724, 19621448]

約数ペア:

[(1, 19621448), (2, 9810724), (4, 4905362), (7, 2803064), (8, 2452681), (11, 1783768), (14, 1401532), (22, 891884), (28, 700766), (44, 445942), (53, 370216), (56, 350383), (77, 254824), (88, 222971), (106, 185108), (154, 127412), (212, 92554), (308, 63706), (371, 52888), (424, 46277), (583, 33656), (601, 32648), (616, 31853), (742, 26444), (1166, 16828), (1202, 16324), (1484, 13222), (2332, 8414), (2404, 8162), (2968, 6611), (4081, 4808), (4207, 4664)]