19765326

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 49904640

約数和(自身を除く): 30139314

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 37, 42, 46, 49, 69, 74, 79, 98, 111, 138, 147, 158, 161, 222, 237, 259, 294, 322, 474, 483, 518, 553, 777, 851, 966, 1106, 1127, 1554, 1659, 1702, 1813, 1817, 2254, 2553, 2923, 3318, 3381, 3626, 3634, 3871, 5106, 5439, 5451, 5846, 5957, 6762, 7742, 8769, 10878, 10902, 11613, 11914, 12719, 17538, 17871, 20461, 23226, 25438, 35742, 38157, 40922, 41699, 61383, 67229, 76314, 83398, 89033, 122766, 125097, 134458, 143227, 178066, 201687, 250194, 267099, 286454, 403374, 429681, 470603, 534198, 859362, 941206, 1411809, 2823618, 3294221, 6588442, 9882663, 19765326]

約数ペア:

[(1, 19765326), (2, 9882663), (3, 6588442), (6, 3294221), (7, 2823618), (14, 1411809), (21, 941206), (23, 859362), (37, 534198), (42, 470603), (46, 429681), (49, 403374), (69, 286454), (74, 267099), (79, 250194), (98, 201687), (111, 178066), (138, 143227), (147, 134458), (158, 125097), (161, 122766), (222, 89033), (237, 83398), (259, 76314), (294, 67229), (322, 61383), (474, 41699), (483, 40922), (518, 38157), (553, 35742), (777, 25438), (851, 23226), (966, 20461), (1106, 17871), (1127, 17538), (1554, 12719), (1659, 11914), (1702, 11613), (1813, 10902), (1817, 10878), (2254, 8769), (2553, 7742), (2923, 6762), (3318, 5957), (3381, 5846), (3626, 5451), (3634, 5439), (3871, 5106)]