19905078

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 41529600

約数和(自身を除く): 21624522

約数列:

[1, 2, 3, 6, 29, 58, 87, 139, 174, 278, 417, 823, 834, 1646, 2469, 4031, 4938, 8062, 12093, 23867, 24186, 47734, 71601, 114397, 143202, 228794, 343191, 686382, 3317513, 6635026, 9952539, 19905078]

約数ペア:

[(1, 19905078), (2, 9952539), (3, 6635026), (6, 3317513), (29, 686382), (58, 343191), (87, 228794), (139, 143202), (174, 114397), (278, 71601), (417, 47734), (823, 24186), (834, 23867), (1646, 12093), (2469, 8062), (4031, 4938)]