20224780964

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1789}}^1\times {\mathrm{7829}}^1$

素因数の和:9660

約数の個数: 36

約数和(自身を含む): 37379871900

約数和(自身を除く): 17155090936

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1789, 3578, 7156, 7829, 15658, 31316, 33991, 67982, 135964, 148751, 297502, 595004, 645829, 1291658, 2583316, 2826269, 5652538, 11305076, 14006081, 28012162, 56024324, 266115539, 532231078, 1064462156, 5056195241, 10112390482, 20224780964]

約数ペア:

[(1, 20224780964), (2, 10112390482), (4, 5056195241), (19, 1064462156), (38, 532231078), (76, 266115539), (361, 56024324), (722, 28012162), (1444, 14006081), (1789, 11305076), (3578, 5652538), (7156, 2826269), (7829, 2583316), (15658, 1291658), (31316, 645829), (33991, 595004), (67982, 297502), (135964, 148751)]