19553608

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 37791360

約数和(自身を除く): 18237752

約数列:

[1, 2, 4, 8, 53, 106, 107, 212, 214, 424, 428, 431, 856, 862, 1724, 3448, 5671, 11342, 22684, 22843, 45368, 45686, 46117, 91372, 92234, 182744, 184468, 368936, 2444201, 4888402, 9776804, 19553608]

約数ペア:

[(1, 19553608), (2, 9776804), (4, 4888402), (8, 2444201), (53, 368936), (106, 184468), (107, 182744), (212, 92234), (214, 91372), (424, 46117), (428, 45686), (431, 45368), (856, 22843), (862, 22684), (1724, 11342), (3448, 5671)]