20229071745

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1\times {\mathrm{21139}}^1$

素因数の和:21765

約数の個数: 32

約数和(自身を含む): 32682101760

約数和(自身を除く): 12453030015

約数列:

[1, 3, 5, 15, 131, 393, 487, 655, 1461, 1965, 2435, 7305, 21139, 63417, 63797, 105695, 191391, 317085, 318985, 956955, 2769209, 8307627, 10294693, 13846045, 30884079, 41538135, 51473465, 154420395, 1348604783, 4045814349, 6743023915, 20229071745]

約数ペア:

[(1, 20229071745), (3, 6743023915), (5, 4045814349), (15, 1348604783), (131, 154420395), (393, 51473465), (487, 41538135), (655, 30884079), (1461, 13846045), (1965, 10294693), (2435, 8307627), (7305, 2769209), (21139, 956955), (63417, 318985), (63797, 317085), (105695, 191391)]