20359748015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{16903}}^1$

素因数の和:17367

約数の個数: 32

約数和(自身を含む): 26613657600

約数和(自身を除く): 6253909585

約数列:

[1, 5, 19, 31, 95, 155, 409, 589, 2045, 2945, 7771, 12679, 16903, 38855, 63395, 84515, 240901, 321157, 523993, 1204505, 1605785, 2619965, 6913327, 9955867, 34566635, 49779335, 131353213, 214313137, 656766065, 1071565685, 4071949603, 20359748015]

約数ペア:

[(1, 20359748015), (5, 4071949603), (19, 1071565685), (31, 656766065), (95, 214313137), (155, 131353213), (409, 49779335), (589, 34566635), (2045, 9955867), (2945, 6913327), (7771, 2619965), (12679, 1605785), (16903, 1204505), (38855, 523993), (63395, 321157), (84515, 240901)]