19913330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 37964160

約数和(自身を除く): 18050830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 311, 337, 622, 674, 1555, 1685, 3110, 3370, 5909, 6403, 11818, 12806, 29545, 32015, 59090, 64030, 104807, 209614, 524035, 1048070, 1991333, 3982666, 9956665, 19913330]

約数ペア:

[(1, 19913330), (2, 9956665), (5, 3982666), (10, 1991333), (19, 1048070), (38, 524035), (95, 209614), (190, 104807), (311, 64030), (337, 59090), (622, 32015), (674, 29545), (1555, 12806), (1685, 11818), (3110, 6403), (3370, 5909)]