19996806006

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{139547}}^1$

素因数の和:139993

約数の個数: 48

約数和(自身を含む): 45715924800

約数和(自身を除く): 25719118794

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 419, 838, 1257, 2514, 3771, 7542, 7961, 15922, 23883, 47766, 71649, 139547, 143298, 279094, 418641, 837282, 1255923, 2511846, 2651393, 5302786, 7954179, 15908358, 23862537, 47725074, 58470193, 116940386, 175410579, 350821158, 526231737, 1052463474, 1110933667, 2221867334, 3332801001, 6665602002, 9998403003, 19996806006]

約数ペア:

[(1, 19996806006), (2, 9998403003), (3, 6665602002), (6, 3332801001), (9, 2221867334), (18, 1110933667), (19, 1052463474), (38, 526231737), (57, 350821158), (114, 175410579), (171, 116940386), (342, 58470193), (419, 47725074), (838, 23862537), (1257, 15908358), (2514, 7954179), (3771, 5302786), (7542, 2651393), (7961, 2511846), (15922, 1255923), (23883, 837282), (47766, 418641), (71649, 279094), (139547, 143298)]