20952288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:589

約数の個数: 144

約数和(自身を含む): 71809920

約数和(自身を除く): 50857632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 224, 228, 252, 266, 288, 304, 336, 342, 399, 456, 504, 532, 547, 608, 672, 684, 798, 912, 1008, 1064, 1094, 1197, 1368, 1596, 1641, 1824, 2016, 2128, 2188, 2394, 2736, 3192, 3282, 3829, 4256, 4376, 4788, 4923, 5472, 6384, 6564, 7658, 8752, 9576, 9846, 10393, 11487, 12768, 13128, 15316, 17504, 19152, 19692, 20786, 22974, 26256, 30632, 31179, 34461, 38304, 39384, 41572, 45948, 52512, 61264, 62358, 68922, 72751, 78768, 83144, 91896, 93537, 122528, 124716, 137844, 145502, 157536, 166288, 183792, 187074, 218253, 249432, 275688, 291004, 332576, 367584, 374148, 436506, 498864, 551376, 582008, 654759, 748296, 873012, 997728, 1102752, 1164016, 1309518, 1496592, 1746024, 2328032, 2619036, 2993184, 3492048, 5238072, 6984096, 10476144, 20952288]

約数ペア:

[(1, 20952288), (2, 10476144), (3, 6984096), (4, 5238072), (6, 3492048), (7, 2993184), (8, 2619036), (9, 2328032), (12, 1746024), (14, 1496592), (16, 1309518), (18, 1164016), (19, 1102752), (21, 997728), (24, 873012), (28, 748296), (32, 654759), (36, 582008), (38, 551376), (42, 498864), (48, 436506), (56, 374148), (57, 367584), (63, 332576), (72, 291004), (76, 275688), (84, 249432), (96, 218253), (112, 187074), (114, 183792), (126, 166288), (133, 157536), (144, 145502), (152, 137844), (168, 124716), (171, 122528), (224, 93537), (228, 91896), (252, 83144), (266, 78768), (288, 72751), (304, 68922), (336, 62358), (342, 61264), (399, 52512), (456, 45948), (504, 41572), (532, 39384), (547, 38304), (608, 34461), (672, 31179), (684, 30632), (798, 26256), (912, 22974), (1008, 20786), (1064, 19692), (1094, 19152), (1197, 17504), (1368, 15316), (1596, 13128), (1641, 12768), (1824, 11487), (2016, 10393), (2128, 9846), (2188, 9576), (2394, 8752), (2736, 7658), (3192, 6564), (3282, 6384), (3829, 5472), (4256, 4923), (4376, 4788)]