20199402054

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{15959}}^1$

素因数の和:16587

約数の個数: 80

約数和(自身を含む): 48827449440

約数和(自身を除く): 28628047386

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 601, 702, 1053, 1202, 1803, 2106, 3606, 5409, 7813, 10818, 15626, 15959, 16227, 23439, 31918, 32454, 46878, 47877, 48681, 70317, 95754, 97362, 140634, 143631, 207467, 210951, 287262, 414934, 421902, 430893, 622401, 632853, 861786, 1244802, 1265706, 1292679, 1867203, 2585358, 3734406, 5601609, 9591359, 11203218, 16804827, 19182718, 28774077, 33609654, 57548154, 86322231, 124687667, 172644462, 249375334, 258966693, 374063001, 517933386, 748126002, 776900079, 1122189003, 1553800158, 2244378006, 3366567009, 6733134018, 10099701027, 20199402054]

約数ペア:

[(1, 20199402054), (2, 10099701027), (3, 6733134018), (6, 3366567009), (9, 2244378006), (13, 1553800158), (18, 1122189003), (26, 776900079), (27, 748126002), (39, 517933386), (54, 374063001), (78, 258966693), (81, 249375334), (117, 172644462), (162, 124687667), (234, 86322231), (351, 57548154), (601, 33609654), (702, 28774077), (1053, 19182718), (1202, 16804827), (1803, 11203218), (2106, 9591359), (3606, 5601609), (5409, 3734406), (7813, 2585358), (10818, 1867203), (15626, 1292679), (15959, 1265706), (16227, 1244802), (23439, 861786), (31918, 632853), (32454, 622401), (46878, 430893), (47877, 421902), (48681, 414934), (70317, 287262), (95754, 210951), (97362, 207467), (140634, 143631)]