20247980913

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{30949}}^1$

素因数の和:31199

約数の個数: 40

約数和(自身を含む): 31143004200

約数和(自身を除く): 10895023287

約数列:

[1, 3, 9, 27, 41, 81, 123, 197, 369, 591, 1107, 1773, 3321, 5319, 8077, 15957, 24231, 30949, 72693, 92847, 218079, 278541, 654237, 835623, 1268909, 2506869, 3806727, 6096953, 11420181, 18290859, 34260543, 54872577, 102781629, 164617731, 249975073, 493853193, 749925219, 2249775657, 6749326971, 20247980913]

約数ペア:

[(1, 20247980913), (3, 6749326971), (9, 2249775657), (27, 749925219), (41, 493853193), (81, 249975073), (123, 164617731), (197, 102781629), (369, 54872577), (591, 34260543), (1107, 18290859), (1773, 11420181), (3321, 6096953), (5319, 3806727), (8077, 2506869), (15957, 1268909), (24231, 835623), (30949, 654237), (72693, 278541), (92847, 218079)]