16996986

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 39836160

約数和(自身を除く): 22839174

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 47, 54, 74, 94, 111, 141, 181, 222, 282, 333, 362, 423, 543, 666, 846, 999, 1086, 1269, 1629, 1739, 1998, 2538, 3258, 3478, 4887, 5217, 6697, 8507, 9774, 10434, 13394, 15651, 17014, 20091, 25521, 31302, 40182, 46953, 51042, 60273, 76563, 93906, 120546, 153126, 180819, 229689, 314759, 361638, 459378, 629518, 944277, 1888554, 2832831, 5665662, 8498493, 16996986]

約数ペア:

[(1, 16996986), (2, 8498493), (3, 5665662), (6, 2832831), (9, 1888554), (18, 944277), (27, 629518), (37, 459378), (47, 361638), (54, 314759), (74, 229689), (94, 180819), (111, 153126), (141, 120546), (181, 93906), (222, 76563), (282, 60273), (333, 51042), (362, 46953), (423, 40182), (543, 31302), (666, 25521), (846, 20091), (999, 17014), (1086, 15651), (1269, 13394), (1629, 10434), (1739, 9774), (1998, 8507), (2538, 6697), (3258, 5217), (3478, 4887)]