18942374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 32078592

約数和(自身を除く): 13136218

約数列:

[1, 2, 11, 22, 67, 71, 134, 142, 181, 362, 737, 781, 1474, 1562, 1991, 3982, 4757, 9514, 12127, 12851, 24254, 25702, 52327, 104654, 133397, 141361, 266794, 282722, 861017, 1722034, 9471187, 18942374]

約数ペア:

[(1, 18942374), (2, 9471187), (11, 1722034), (22, 861017), (67, 282722), (71, 266794), (134, 141361), (142, 133397), (181, 104654), (362, 52327), (737, 25702), (781, 24254), (1474, 12851), (1562, 12127), (1991, 9514), (3982, 4757)]