19715046

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 26007834

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 53, 57, 78, 106, 114, 159, 247, 251, 318, 494, 502, 689, 741, 753, 1007, 1378, 1482, 1506, 2014, 2067, 3021, 3263, 4134, 4769, 6042, 6526, 9538, 9789, 13091, 13303, 14307, 19578, 26182, 26606, 28614, 39273, 39909, 61997, 78546, 79818, 123994, 172939, 185991, 252757, 345878, 371982, 505514, 518817, 758271, 1037634, 1516542, 3285841, 6571682, 9857523, 19715046]

約数ペア:

[(1, 19715046), (2, 9857523), (3, 6571682), (6, 3285841), (13, 1516542), (19, 1037634), (26, 758271), (38, 518817), (39, 505514), (53, 371982), (57, 345878), (78, 252757), (106, 185991), (114, 172939), (159, 123994), (247, 79818), (251, 78546), (318, 61997), (494, 39909), (502, 39273), (689, 28614), (741, 26606), (753, 26182), (1007, 19578), (1378, 14307), (1482, 13303), (1506, 13091), (2014, 9789), (2067, 9538), (3021, 6526), (3263, 6042), (4134, 4769)]