18673914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8389}}^1$

素因数の和:8454

約数の個数: 32

約数和(自身を含む): 43493760

約数和(自身を除く): 24819846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 8389, 16778, 25167, 50334, 58723, 117446, 176169, 352338, 444617, 889234, 1333851, 2667702, 3112319, 6224638, 9336957, 18673914]

約数ペア:

[(1, 18673914), (2, 9336957), (3, 6224638), (6, 3112319), (7, 2667702), (14, 1333851), (21, 889234), (42, 444617), (53, 352338), (106, 176169), (159, 117446), (318, 58723), (371, 50334), (742, 25167), (1113, 16778), (2226, 8389)]