20794856145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{235489}}^1$

素因数の和:235562

約数の個数: 48

約数和(自身を含む): 39381463680

約数和(自身を除く): 18586607535

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 841, 1015, 2523, 3045, 4205, 5887, 12615, 17661, 29435, 88305, 235489, 706467, 1177445, 1648423, 3532335, 4945269, 6829181, 8242115, 20487543, 24726345, 34145905, 47804267, 102437715, 143412801, 198046249, 239021335, 594138747, 717064005, 990231245, 1386323743, 2970693735, 4158971229, 6931618715, 20794856145]

約数ペア:

[(1, 20794856145), (3, 6931618715), (5, 4158971229), (7, 2970693735), (15, 1386323743), (21, 990231245), (29, 717064005), (35, 594138747), (87, 239021335), (105, 198046249), (145, 143412801), (203, 102437715), (435, 47804267), (609, 34145905), (841, 24726345), (1015, 20487543), (2523, 8242115), (3045, 6829181), (4205, 4945269), (5887, 3532335), (12615, 1648423), (17661, 1177445), (29435, 706467), (88305, 235489)]