20863752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 66044160

約数和(自身を除く): 45180408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 41, 42, 52, 56, 78, 82, 84, 91, 104, 123, 156, 164, 168, 182, 233, 246, 273, 287, 312, 328, 364, 466, 492, 533, 546, 574, 699, 728, 861, 932, 984, 1066, 1092, 1148, 1398, 1599, 1631, 1722, 1864, 2132, 2184, 2296, 2796, 3029, 3198, 3262, 3444, 3731, 4264, 4893, 5592, 6058, 6396, 6524, 6888, 7462, 9087, 9553, 9786, 11193, 12116, 12792, 13048, 14924, 18174, 19106, 19572, 21203, 22386, 24232, 28659, 29848, 36348, 38212, 39144, 42406, 44772, 57318, 63609, 66871, 72696, 76424, 84812, 89544, 114636, 124189, 127218, 133742, 169624, 200613, 229272, 248378, 254436, 267484, 372567, 401226, 496756, 508872, 534968, 745134, 802452, 869323, 993512, 1490268, 1604904, 1738646, 2607969, 2980536, 3477292, 5215938, 6954584, 10431876, 20863752]

約数ペア:

[(1, 20863752), (2, 10431876), (3, 6954584), (4, 5215938), (6, 3477292), (7, 2980536), (8, 2607969), (12, 1738646), (13, 1604904), (14, 1490268), (21, 993512), (24, 869323), (26, 802452), (28, 745134), (39, 534968), (41, 508872), (42, 496756), (52, 401226), (56, 372567), (78, 267484), (82, 254436), (84, 248378), (91, 229272), (104, 200613), (123, 169624), (156, 133742), (164, 127218), (168, 124189), (182, 114636), (233, 89544), (246, 84812), (273, 76424), (287, 72696), (312, 66871), (328, 63609), (364, 57318), (466, 44772), (492, 42406), (533, 39144), (546, 38212), (574, 36348), (699, 29848), (728, 28659), (861, 24232), (932, 22386), (984, 21203), (1066, 19572), (1092, 19106), (1148, 18174), (1398, 14924), (1599, 13048), (1631, 12792), (1722, 12116), (1864, 11193), (2132, 9786), (2184, 9553), (2296, 9087), (2796, 7462), (3029, 6888), (3198, 6524), (3262, 6396), (3444, 6058), (3731, 5592), (4264, 4893)]