20408540922

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{47653}}^1$

素因数の和:47785

約数の個数: 128

約数和(自身を含む): 57093304320

約数和(自身を除く): 36684763398

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 103, 126, 154, 189, 198, 206, 231, 297, 309, 378, 462, 594, 618, 693, 721, 927, 1133, 1386, 1442, 1854, 2079, 2163, 2266, 2781, 3399, 4158, 4326, 5562, 6489, 6798, 7931, 10197, 12978, 15862, 19467, 20394, 23793, 30591, 38934, 47586, 47653, 61182, 71379, 95306, 142758, 142959, 214137, 285918, 333571, 428274, 428877, 524183, 667142, 857754, 1000713, 1048366, 1286631, 1572549, 2001426, 2573262, 3002139, 3145098, 3669281, 4717647, 4908259, 6004278, 7338562, 9006417, 9435294, 9816518, 11007843, 14152941, 14724777, 18012834, 22015686, 28305882, 29449554, 33023529, 34357813, 44174331, 53990849, 66047058, 68715626, 88348662, 99070587, 103073439, 107981698, 132522993, 161972547, 198141174, 206146878, 265045986, 309220317, 323945094, 377935943, 485917641, 618440634, 755871886, 927660951, 971835282, 1133807829, 1457752923, 1855321902, 2267615658, 2915505846, 3401423487, 6802846974, 10204270461, 20408540922]

約数ペア:

[(1, 20408540922), (2, 10204270461), (3, 6802846974), (6, 3401423487), (7, 2915505846), (9, 2267615658), (11, 1855321902), (14, 1457752923), (18, 1133807829), (21, 971835282), (22, 927660951), (27, 755871886), (33, 618440634), (42, 485917641), (54, 377935943), (63, 323945094), (66, 309220317), (77, 265045986), (99, 206146878), (103, 198141174), (126, 161972547), (154, 132522993), (189, 107981698), (198, 103073439), (206, 99070587), (231, 88348662), (297, 68715626), (309, 66047058), (378, 53990849), (462, 44174331), (594, 34357813), (618, 33023529), (693, 29449554), (721, 28305882), (927, 22015686), (1133, 18012834), (1386, 14724777), (1442, 14152941), (1854, 11007843), (2079, 9816518), (2163, 9435294), (2266, 9006417), (2781, 7338562), (3399, 6004278), (4158, 4908259), (4326, 4717647), (5562, 3669281), (6489, 3145098), (6798, 3002139), (7931, 2573262), (10197, 2001426), (12978, 1572549), (15862, 1286631), (19467, 1048366), (20394, 1000713), (23793, 857754), (30591, 667142), (38934, 524183), (47586, 428877), (47653, 428274), (61182, 333571), (71379, 285918), (95306, 214137), (142758, 142959)]