19850376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 62496000

約数和(自身を除く): 42645624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 61, 78, 84, 91, 104, 122, 149, 156, 168, 182, 183, 244, 273, 298, 312, 364, 366, 427, 447, 488, 546, 596, 728, 732, 793, 854, 894, 1043, 1092, 1192, 1281, 1464, 1586, 1708, 1788, 1937, 2086, 2184, 2379, 2562, 3129, 3172, 3416, 3576, 3874, 4172, 4758, 5124, 5551, 5811, 6258, 6344, 7748, 8344, 9089, 9516, 10248, 11102, 11622, 12516, 13559, 15496, 16653, 18178, 19032, 22204, 23244, 25032, 27118, 27267, 33306, 36356, 40677, 44408, 46488, 54236, 54534, 63623, 66612, 72712, 81354, 108472, 109068, 118157, 127246, 133224, 162708, 190869, 218136, 236314, 254492, 325416, 354471, 381738, 472628, 508984, 708942, 763476, 827099, 945256, 1417884, 1526952, 1654198, 2481297, 2835768, 3308396, 4962594, 6616792, 9925188, 19850376]

約数ペア:

[(1, 19850376), (2, 9925188), (3, 6616792), (4, 4962594), (6, 3308396), (7, 2835768), (8, 2481297), (12, 1654198), (13, 1526952), (14, 1417884), (21, 945256), (24, 827099), (26, 763476), (28, 708942), (39, 508984), (42, 472628), (52, 381738), (56, 354471), (61, 325416), (78, 254492), (84, 236314), (91, 218136), (104, 190869), (122, 162708), (149, 133224), (156, 127246), (168, 118157), (182, 109068), (183, 108472), (244, 81354), (273, 72712), (298, 66612), (312, 63623), (364, 54534), (366, 54236), (427, 46488), (447, 44408), (488, 40677), (546, 36356), (596, 33306), (728, 27267), (732, 27118), (793, 25032), (854, 23244), (894, 22204), (1043, 19032), (1092, 18178), (1192, 16653), (1281, 15496), (1464, 13559), (1586, 12516), (1708, 11622), (1788, 11102), (1937, 10248), (2086, 9516), (2184, 9089), (2379, 8344), (2562, 7748), (3129, 6344), (3172, 6258), (3416, 5811), (3576, 5551), (3874, 5124), (4172, 4758)]