638291218

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{1051}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 1021786560

約数和(自身を除く): 383495342

約数列:

[1, 2, 29, 37, 58, 74, 283, 566, 1051, 1073, 2102, 2146, 8207, 10471, 16414, 20942, 30479, 38887, 60958, 77774, 297433, 303659, 594866, 607318, 1127723, 2255446, 8625557, 11005021, 17251114, 22010042, 319145609, 638291218]

約数ペア:

[(1, 638291218), (2, 319145609), (29, 22010042), (37, 17251114), (58, 11005021), (74, 8625557), (283, 2255446), (566, 1127723), (1051, 607318), (1073, 594866), (2102, 303659), (2146, 297433), (8207, 77774), (10471, 60958), (16414, 38887), (20942, 30479)]