1812408

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 5043360

約数和(自身を除く): 3230952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 157, 222, 296, 312, 314, 444, 471, 481, 628, 888, 942, 962, 1256, 1443, 1884, 1924, 2041, 2886, 3768, 3848, 4082, 5772, 5809, 6123, 8164, 11544, 11618, 12246, 16328, 17427, 23236, 24492, 34854, 46472, 48984, 69708, 75517, 139416, 151034, 226551, 302068, 453102, 604136, 906204, 1812408]

約数ペア:

[(1, 1812408), (2, 906204), (3, 604136), (4, 453102), (6, 302068), (8, 226551), (12, 151034), (13, 139416), (24, 75517), (26, 69708), (37, 48984), (39, 46472), (52, 34854), (74, 24492), (78, 23236), (104, 17427), (111, 16328), (148, 12246), (156, 11618), (157, 11544), (222, 8164), (296, 6123), (312, 5809), (314, 5772), (444, 4082), (471, 3848), (481, 3768), (628, 2886), (888, 2041), (942, 1924), (962, 1884), (1256, 1443)]