20600517

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 11913531

約数列:

[1, 3, 7, 21, 53, 83, 159, 223, 249, 371, 581, 669, 1113, 1561, 1743, 4399, 4683, 11819, 13197, 18509, 30793, 35457, 55527, 82733, 92379, 129563, 248199, 388689, 980977, 2942931, 6866839, 20600517]

約数ペア:

[(1, 20600517), (3, 6866839), (7, 2942931), (21, 980977), (53, 388689), (83, 248199), (159, 129563), (223, 92379), (249, 82733), (371, 55527), (581, 35457), (669, 30793), (1113, 18509), (1561, 13197), (1743, 11819), (4399, 4683)]