19341873

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 31135104

約数和(自身を除く): 11793231

約数列:

[1, 3, 9, 23, 41, 43, 53, 69, 123, 129, 159, 207, 369, 387, 477, 943, 989, 1219, 1763, 2173, 2279, 2829, 2967, 3657, 5289, 6519, 6837, 8487, 8901, 10971, 15867, 19557, 20511, 40549, 49979, 52417, 93439, 121647, 149937, 157251, 280317, 364941, 449811, 471753, 840951, 2149097, 6447291, 19341873]

約数ペア:

[(1, 19341873), (3, 6447291), (9, 2149097), (23, 840951), (41, 471753), (43, 449811), (53, 364941), (69, 280317), (123, 157251), (129, 149937), (159, 121647), (207, 93439), (369, 52417), (387, 49979), (477, 40549), (943, 20511), (989, 19557), (1219, 15867), (1763, 10971), (2173, 8901), (2279, 8487), (2829, 6837), (2967, 6519), (3657, 5289)]