180968018

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37907}}^1$

素因数の和:37958

約数の個数: 32

約数和(自身を含む): 349360128

約数和(自身を除く): 168392110

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 37907, 75814, 265349, 416977, 530698, 833954, 1175117, 2350234, 2918839, 5837678, 8225819, 12926287, 16451638, 25852574, 90484009, 180968018]

約数ペア:

[(1, 180968018), (2, 90484009), (7, 25852574), (11, 16451638), (14, 12926287), (22, 8225819), (31, 5837678), (62, 2918839), (77, 2350234), (154, 1175117), (217, 833954), (341, 530698), (434, 416977), (682, 265349), (2387, 75814), (4774, 37907)]