19128408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 52923360

約数和(自身を除く): 33794952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1657, 1924, 2886, 3314, 3848, 4971, 5772, 6628, 9942, 11544, 13256, 19884, 21541, 39768, 43082, 61309, 64623, 86164, 122618, 129246, 172328, 183927, 245236, 258492, 367854, 490472, 516984, 735708, 797017, 1471416, 1594034, 2391051, 3188068, 4782102, 6376136, 9564204, 19128408]

約数ペア:

[(1, 19128408), (2, 9564204), (3, 6376136), (4, 4782102), (6, 3188068), (8, 2391051), (12, 1594034), (13, 1471416), (24, 797017), (26, 735708), (37, 516984), (39, 490472), (52, 367854), (74, 258492), (78, 245236), (104, 183927), (111, 172328), (148, 129246), (156, 122618), (222, 86164), (296, 64623), (312, 61309), (444, 43082), (481, 39768), (888, 21541), (962, 19884), (1443, 13256), (1657, 11544), (1924, 9942), (2886, 6628), (3314, 5772), (3848, 4971)]