19409712

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1026

約数の個数: 80

約数和(自身を含む): 58305792

約数和(自身を除く): 38896080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 947, 976, 1281, 1464, 1708, 1894, 2562, 2841, 2928, 3416, 3788, 5124, 5682, 6629, 6832, 7576, 10248, 11364, 13258, 15152, 19887, 20496, 22728, 26516, 39774, 45456, 53032, 57767, 79548, 106064, 115534, 159096, 173301, 231068, 318192, 346602, 404369, 462136, 693204, 808738, 924272, 1213107, 1386408, 1617476, 2426214, 2772816, 3234952, 4852428, 6469904, 9704856, 19409712]

約数ペア:

[(1, 19409712), (2, 9704856), (3, 6469904), (4, 4852428), (6, 3234952), (7, 2772816), (8, 2426214), (12, 1617476), (14, 1386408), (16, 1213107), (21, 924272), (24, 808738), (28, 693204), (42, 462136), (48, 404369), (56, 346602), (61, 318192), (84, 231068), (112, 173301), (122, 159096), (168, 115534), (183, 106064), (244, 79548), (336, 57767), (366, 53032), (427, 45456), (488, 39774), (732, 26516), (854, 22728), (947, 20496), (976, 19887), (1281, 15152), (1464, 13258), (1708, 11364), (1894, 10248), (2562, 7576), (2841, 6832), (2928, 6629), (3416, 5682), (3788, 5124)]