1988123904

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{66377}}^1$

素因数の和:66412

約数の個数: 108

約数和(自身を含む): 6173286756

約数和(自身を除く): 4185162852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1152, 1248, 1664, 1872, 2304, 2496, 3328, 3744, 4992, 7488, 9984, 14976, 29952, 66377, 132754, 199131, 265508, 398262, 531016, 597393, 796524, 862901, 1062032, 1194786, 1593048, 1725802, 2124064, 2389572, 2588703, 3186096, 3451604, 4248128, 4779144, 5177406, 6372192, 6903208, 7766109, 8496256, 9558288, 10354812, 12744384, 13806416, 15532218, 16992512, 19116576, 20709624, 25488768, 27612832, 31064436, 38233152, 41419248, 50977536, 55225664, 62128872, 76466304, 82838496, 110451328, 124257744, 152932608, 165676992, 220902656, 248515488, 331353984, 497030976, 662707968, 994061952, 1988123904]

約数ペア:

[(1, 1988123904), (2, 994061952), (3, 662707968), (4, 497030976), (6, 331353984), (8, 248515488), (9, 220902656), (12, 165676992), (13, 152932608), (16, 124257744), (18, 110451328), (24, 82838496), (26, 76466304), (32, 62128872), (36, 55225664), (39, 50977536), (48, 41419248), (52, 38233152), (64, 31064436), (72, 27612832), (78, 25488768), (96, 20709624), (104, 19116576), (117, 16992512), (128, 15532218), (144, 13806416), (156, 12744384), (192, 10354812), (208, 9558288), (234, 8496256), (256, 7766109), (288, 6903208), (312, 6372192), (384, 5177406), (416, 4779144), (468, 4248128), (576, 3451604), (624, 3186096), (768, 2588703), (832, 2389572), (936, 2124064), (1152, 1725802), (1248, 1593048), (1664, 1194786), (1872, 1062032), (2304, 862901), (2496, 796524), (3328, 597393), (3744, 531016), (4992, 398262), (7488, 265508), (9984, 199131), (14976, 132754), (29952, 66377)]