19704048

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{347}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 63174528

約数和(自身を除く): 43470480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 169, 182, 208, 273, 312, 336, 338, 347, 364, 507, 546, 624, 676, 694, 728, 1014, 1041, 1092, 1183, 1352, 1388, 1456, 2028, 2082, 2184, 2366, 2429, 2704, 2776, 3549, 4056, 4164, 4368, 4511, 4732, 4858, 5552, 7098, 7287, 8112, 8328, 9022, 9464, 9716, 13533, 14196, 14574, 16656, 18044, 18928, 19432, 27066, 28392, 29148, 31577, 36088, 38864, 54132, 56784, 58296, 58643, 63154, 72176, 94731, 108264, 116592, 117286, 126308, 175929, 189462, 216528, 234572, 252616, 351858, 378924, 410501, 469144, 505232, 703716, 757848, 821002, 938288, 1231503, 1407432, 1515696, 1642004, 2463006, 2814864, 3284008, 4926012, 6568016, 9852024, 19704048]

約数ペア:

[(1, 19704048), (2, 9852024), (3, 6568016), (4, 4926012), (6, 3284008), (7, 2814864), (8, 2463006), (12, 1642004), (13, 1515696), (14, 1407432), (16, 1231503), (21, 938288), (24, 821002), (26, 757848), (28, 703716), (39, 505232), (42, 469144), (48, 410501), (52, 378924), (56, 351858), (78, 252616), (84, 234572), (91, 216528), (104, 189462), (112, 175929), (156, 126308), (168, 117286), (169, 116592), (182, 108264), (208, 94731), (273, 72176), (312, 63154), (336, 58643), (338, 58296), (347, 56784), (364, 54132), (507, 38864), (546, 36088), (624, 31577), (676, 29148), (694, 28392), (728, 27066), (1014, 19432), (1041, 18928), (1092, 18044), (1183, 16656), (1352, 14574), (1388, 14196), (1456, 13533), (2028, 9716), (2082, 9464), (2184, 9022), (2366, 8328), (2429, 8112), (2704, 7287), (2776, 7098), (3549, 5552), (4056, 4858), (4164, 4732), (4368, 4511)]