20181672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1783

約数の個数: 96

約数和(自身を含む): 65220480

約数和(自身を除く): 45038808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 161, 168, 184, 207, 252, 276, 322, 414, 483, 504, 552, 644, 828, 966, 1288, 1449, 1656, 1741, 1932, 2898, 3482, 3864, 5223, 5796, 6964, 10446, 11592, 12187, 13928, 15669, 20892, 24374, 31338, 36561, 40043, 41784, 48748, 62676, 73122, 80086, 97496, 109683, 120129, 125352, 146244, 160172, 219366, 240258, 280301, 292488, 320344, 360387, 438732, 480516, 560602, 720774, 840903, 877464, 961032, 1121204, 1441548, 1681806, 2242408, 2522709, 2883096, 3363612, 5045418, 6727224, 10090836, 20181672]

約数ペア:

[(1, 20181672), (2, 10090836), (3, 6727224), (4, 5045418), (6, 3363612), (7, 2883096), (8, 2522709), (9, 2242408), (12, 1681806), (14, 1441548), (18, 1121204), (21, 961032), (23, 877464), (24, 840903), (28, 720774), (36, 560602), (42, 480516), (46, 438732), (56, 360387), (63, 320344), (69, 292488), (72, 280301), (84, 240258), (92, 219366), (126, 160172), (138, 146244), (161, 125352), (168, 120129), (184, 109683), (207, 97496), (252, 80086), (276, 73122), (322, 62676), (414, 48748), (483, 41784), (504, 40043), (552, 36561), (644, 31338), (828, 24374), (966, 20892), (1288, 15669), (1449, 13928), (1656, 12187), (1741, 11592), (1932, 10446), (2898, 6964), (3482, 5796), (3864, 5223)]