19570278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 48932352

約数和(自身を除く): 29362074

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 73, 78, 91, 146, 182, 219, 273, 438, 491, 511, 546, 949, 982, 1022, 1473, 1533, 1898, 2847, 2946, 3066, 3437, 5694, 6383, 6643, 6874, 10311, 12766, 13286, 19149, 19929, 20622, 35843, 38298, 39858, 44681, 71686, 89362, 107529, 134043, 215058, 250901, 268086, 465959, 501802, 752703, 931918, 1397877, 1505406, 2795754, 3261713, 6523426, 9785139, 19570278]

約数ペア:

[(1, 19570278), (2, 9785139), (3, 6523426), (6, 3261713), (7, 2795754), (13, 1505406), (14, 1397877), (21, 931918), (26, 752703), (39, 501802), (42, 465959), (73, 268086), (78, 250901), (91, 215058), (146, 134043), (182, 107529), (219, 89362), (273, 71686), (438, 44681), (491, 39858), (511, 38298), (546, 35843), (949, 20622), (982, 19929), (1022, 19149), (1473, 13286), (1533, 12766), (1898, 10311), (2847, 6874), (2946, 6643), (3066, 6383), (3437, 5694)]