18941637

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 11217723

約数列:

[1, 3, 11, 13, 33, 39, 67, 143, 201, 429, 659, 737, 871, 1977, 2211, 2613, 7249, 8567, 9581, 21747, 25701, 28743, 44153, 94237, 132459, 282711, 485683, 573989, 1457049, 1721967, 6313879, 18941637]

約数ペア:

[(1, 18941637), (3, 6313879), (11, 1721967), (13, 1457049), (33, 573989), (39, 485683), (67, 282711), (143, 132459), (201, 94237), (429, 44153), (659, 28743), (737, 25701), (871, 21747), (1977, 9581), (2211, 8567), (2613, 7249)]