20391738

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6449}}^1$

素因数の和:6502

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 24190662

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 93, 102, 186, 527, 1054, 1581, 3162, 6449, 12898, 19347, 38694, 109633, 199919, 219266, 328899, 399838, 599757, 657798, 1199514, 3398623, 6797246, 10195869, 20391738]

約数ペア:

[(1, 20391738), (2, 10195869), (3, 6797246), (6, 3398623), (17, 1199514), (31, 657798), (34, 599757), (51, 399838), (62, 328899), (93, 219266), (102, 199919), (186, 109633), (527, 38694), (1054, 19347), (1581, 12898), (3162, 6449)]