12420378

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1840

約数の個数: 40

約数和(自身を含む): 28494048

約数和(自身を除く): 16073670

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 1783, 2322, 3483, 3566, 5349, 6966, 10698, 16047, 32094, 48141, 76669, 96282, 144423, 153338, 230007, 288846, 460014, 690021, 1380042, 2070063, 4140126, 6210189, 12420378]

約数ペア:

[(1, 12420378), (2, 6210189), (3, 4140126), (6, 2070063), (9, 1380042), (18, 690021), (27, 460014), (43, 288846), (54, 230007), (81, 153338), (86, 144423), (129, 96282), (162, 76669), (258, 48141), (387, 32094), (774, 16047), (1161, 10698), (1783, 6966), (2322, 5349), (3483, 3566)]