20375082

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1777}}^1$

素因数の和:1812

約数の個数: 72

約数和(自身を含む): 55334916

約数和(自身を除く): 34959834

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1777, 1911, 3554, 3822, 5331, 5733, 10662, 11466, 12439, 15993, 23101, 24878, 31986, 37317, 46202, 69303, 74634, 87073, 111951, 138606, 161707, 174146, 207909, 223902, 261219, 323414, 415818, 485121, 522438, 783657, 970242, 1131949, 1455363, 1567314, 2263898, 2910726, 3395847, 6791694, 10187541, 20375082]

約数ペア:

[(1, 20375082), (2, 10187541), (3, 6791694), (6, 3395847), (7, 2910726), (9, 2263898), (13, 1567314), (14, 1455363), (18, 1131949), (21, 970242), (26, 783657), (39, 522438), (42, 485121), (49, 415818), (63, 323414), (78, 261219), (91, 223902), (98, 207909), (117, 174146), (126, 161707), (147, 138606), (182, 111951), (234, 87073), (273, 74634), (294, 69303), (441, 46202), (546, 37317), (637, 31986), (819, 24878), (882, 23101), (1274, 15993), (1638, 12439), (1777, 11466), (1911, 10662), (3554, 5733), (3822, 5331)]