19250656

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 39644640

約数和(自身を除く): 20393984

約数列:

[1, 2, 4, 8, 16, 32, 37, 71, 74, 142, 148, 229, 284, 296, 458, 568, 592, 916, 1136, 1184, 1832, 2272, 2627, 3664, 5254, 7328, 8473, 10508, 16259, 16946, 21016, 32518, 33892, 42032, 65036, 67784, 84064, 130072, 135568, 260144, 271136, 520288, 601583, 1203166, 2406332, 4812664, 9625328, 19250656]

約数ペア:

[(1, 19250656), (2, 9625328), (4, 4812664), (8, 2406332), (16, 1203166), (32, 601583), (37, 520288), (71, 271136), (74, 260144), (142, 135568), (148, 130072), (229, 84064), (284, 67784), (296, 65036), (458, 42032), (568, 33892), (592, 32518), (916, 21016), (1136, 16946), (1184, 16259), (1832, 10508), (2272, 8473), (2627, 7328), (3664, 5254)]