386385064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{195539}}^1$

素因数の和:195577

約数の個数: 32

約数和(自身を含む): 821268000

約数和(自身を除く): 434882936

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 195539, 391078, 782156, 1564312, 2542007, 3715241, 5084014, 7430482, 10168028, 14860964, 20336056, 29721928, 48298133, 96596266, 193192532, 386385064]

約数ペア:

[(1, 386385064), (2, 193192532), (4, 96596266), (8, 48298133), (13, 29721928), (19, 20336056), (26, 14860964), (38, 10168028), (52, 7430482), (76, 5084014), (104, 3715241), (152, 2542007), (247, 1564312), (494, 782156), (988, 391078), (1976, 195539)]