20860896

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:896

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 43489824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 839, 888, 1036, 1184, 1554, 1678, 1776, 2072, 2517, 3108, 3356, 3552, 4144, 5034, 5873, 6216, 6712, 8288, 10068, 11746, 12432, 13424, 17619, 20136, 23492, 24864, 26848, 31043, 35238, 40272, 46984, 62086, 70476, 80544, 93129, 93968, 124172, 140952, 186258, 187936, 217301, 248344, 281904, 372516, 434602, 496688, 563808, 651903, 745032, 869204, 993376, 1303806, 1490064, 1738408, 2607612, 2980128, 3476816, 5215224, 6953632, 10430448, 20860896]

約数ペア:

[(1, 20860896), (2, 10430448), (3, 6953632), (4, 5215224), (6, 3476816), (7, 2980128), (8, 2607612), (12, 1738408), (14, 1490064), (16, 1303806), (21, 993376), (24, 869204), (28, 745032), (32, 651903), (37, 563808), (42, 496688), (48, 434602), (56, 372516), (74, 281904), (84, 248344), (96, 217301), (111, 187936), (112, 186258), (148, 140952), (168, 124172), (222, 93968), (224, 93129), (259, 80544), (296, 70476), (336, 62086), (444, 46984), (518, 40272), (592, 35238), (672, 31043), (777, 26848), (839, 24864), (888, 23492), (1036, 20136), (1184, 17619), (1554, 13424), (1678, 12432), (1776, 11746), (2072, 10068), (2517, 8288), (3108, 6712), (3356, 6216), (3552, 5873), (4144, 5034)]