20493671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1262

約数の個数: 16

約数和(自身を含む): 23515008

約数和(自身を除く): 3021337

約数列:

[1, 11, 37, 43, 407, 473, 1171, 1591, 12881, 17501, 43327, 50353, 476597, 553883, 1863061, 20493671]

約数ペア:

[(1, 20493671), (11, 1863061), (37, 553883), (43, 476597), (407, 50353), (473, 43327), (1171, 17501), (1591, 12881)]