20173944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 60520320

約数和(自身を除く): 40346376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 227, 276, 322, 454, 483, 529, 552, 644, 681, 908, 966, 1058, 1288, 1362, 1587, 1589, 1816, 1932, 2116, 2724, 3174, 3178, 3703, 3864, 4232, 4767, 5221, 5448, 6348, 6356, 7406, 9534, 10442, 11109, 12696, 12712, 14812, 15663, 19068, 20884, 22218, 29624, 31326, 36547, 38136, 41768, 44436, 62652, 73094, 88872, 109641, 120083, 125304, 146188, 219282, 240166, 292376, 360249, 438564, 480332, 720498, 840581, 877128, 960664, 1440996, 1681162, 2521743, 2881992, 3362324, 5043486, 6724648, 10086972, 20173944]

約数ペア:

[(1, 20173944), (2, 10086972), (3, 6724648), (4, 5043486), (6, 3362324), (7, 2881992), (8, 2521743), (12, 1681162), (14, 1440996), (21, 960664), (23, 877128), (24, 840581), (28, 720498), (42, 480332), (46, 438564), (56, 360249), (69, 292376), (84, 240166), (92, 219282), (138, 146188), (161, 125304), (168, 120083), (184, 109641), (227, 88872), (276, 73094), (322, 62652), (454, 44436), (483, 41768), (529, 38136), (552, 36547), (644, 31326), (681, 29624), (908, 22218), (966, 20884), (1058, 19068), (1288, 15663), (1362, 14812), (1587, 12712), (1589, 12696), (1816, 11109), (1932, 10442), (2116, 9534), (2724, 7406), (3174, 6356), (3178, 6348), (3703, 5448), (3864, 5221), (4232, 4767)]