19698396

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 28685604

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 149, 276, 298, 447, 479, 596, 894, 958, 1437, 1788, 1916, 2874, 3427, 5748, 6854, 10281, 11017, 13708, 20562, 22034, 33051, 41124, 44068, 66102, 71371, 132204, 142742, 214113, 285484, 428226, 856452, 1641533, 3283066, 4924599, 6566132, 9849198, 19698396]

約数ペア:

[(1, 19698396), (2, 9849198), (3, 6566132), (4, 4924599), (6, 3283066), (12, 1641533), (23, 856452), (46, 428226), (69, 285484), (92, 214113), (138, 142742), (149, 132204), (276, 71371), (298, 66102), (447, 44068), (479, 41124), (596, 33051), (894, 22034), (958, 20562), (1437, 13708), (1788, 11017), (1916, 10281), (2874, 6854), (3427, 5748)]