20945156976

素因数分解:

$2^4\times 3^2\times {\mathrm{1409}}^1\times {\mathrm{103231}}^1$

素因数の和:104654

約数の個数: 60

約数和(自身を含む): 58659519360

約数和(自身を除く): 37714362384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1409, 2818, 4227, 5636, 8454, 11272, 12681, 16908, 22544, 25362, 33816, 50724, 67632, 101448, 103231, 202896, 206462, 309693, 412924, 619386, 825848, 929079, 1238772, 1651696, 1858158, 2477544, 3716316, 4955088, 7432632, 14865264, 145452479, 290904958, 436357437, 581809916, 872714874, 1163619832, 1309072311, 1745429748, 2327239664, 2618144622, 3490859496, 5236289244, 6981718992, 10472578488, 20945156976]

約数ペア:

[(1, 20945156976), (2, 10472578488), (3, 6981718992), (4, 5236289244), (6, 3490859496), (8, 2618144622), (9, 2327239664), (12, 1745429748), (16, 1309072311), (18, 1163619832), (24, 872714874), (36, 581809916), (48, 436357437), (72, 290904958), (144, 145452479), (1409, 14865264), (2818, 7432632), (4227, 4955088), (5636, 3716316), (8454, 2477544), (11272, 1858158), (12681, 1651696), (16908, 1238772), (22544, 929079), (25362, 825848), (33816, 619386), (50724, 412924), (67632, 309693), (101448, 206462), (103231, 202896)]