199784792

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{1163}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 380278800

約数和(自身を除く): 180494008

約数列:

[1, 2, 4, 8, 109, 197, 218, 394, 436, 788, 872, 1163, 1576, 2326, 4652, 9304, 21473, 42946, 85892, 126767, 171784, 229111, 253534, 458222, 507068, 916444, 1014136, 1832888, 24973099, 49946198, 99892396, 199784792]

約数ペア:

[(1, 199784792), (2, 99892396), (4, 49946198), (8, 24973099), (109, 1832888), (197, 1014136), (218, 916444), (394, 507068), (436, 458222), (788, 253534), (872, 229111), (1163, 171784), (1576, 126767), (2326, 85892), (4652, 42946), (9304, 21473)]