20144826

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 31747014

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 23, 26, 38, 39, 46, 57, 69, 78, 114, 117, 138, 171, 197, 207, 234, 247, 299, 342, 394, 414, 437, 494, 591, 598, 741, 874, 897, 1182, 1311, 1482, 1773, 1794, 2223, 2561, 2622, 2691, 3546, 3743, 3933, 4446, 4531, 5122, 5382, 5681, 7486, 7683, 7866, 9062, 11229, 11362, 13593, 15366, 17043, 22458, 23049, 27186, 33687, 34086, 40779, 46098, 48659, 51129, 58903, 67374, 81558, 86089, 97318, 102258, 117806, 145977, 172178, 176709, 258267, 291954, 353418, 437931, 516534, 530127, 774801, 875862, 1060254, 1119157, 1549602, 2238314, 3357471, 6714942, 10072413, 20144826]

約数ペア:

[(1, 20144826), (2, 10072413), (3, 6714942), (6, 3357471), (9, 2238314), (13, 1549602), (18, 1119157), (19, 1060254), (23, 875862), (26, 774801), (38, 530127), (39, 516534), (46, 437931), (57, 353418), (69, 291954), (78, 258267), (114, 176709), (117, 172178), (138, 145977), (171, 117806), (197, 102258), (207, 97318), (234, 86089), (247, 81558), (299, 67374), (342, 58903), (394, 51129), (414, 48659), (437, 46098), (494, 40779), (591, 34086), (598, 33687), (741, 27186), (874, 23049), (897, 22458), (1182, 17043), (1311, 15366), (1482, 13593), (1773, 11362), (1794, 11229), (2223, 9062), (2561, 7866), (2622, 7683), (2691, 7486), (3546, 5681), (3743, 5382), (3933, 5122), (4446, 4531)]