18970146

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 46247040

約数和(自身を除く): 27276894

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 117, 122, 183, 234, 351, 366, 443, 549, 702, 793, 886, 1098, 1329, 1586, 1647, 2379, 2658, 3294, 3987, 4758, 5759, 7137, 7974, 11518, 11961, 14274, 17277, 21411, 23922, 27023, 34554, 42822, 51831, 54046, 81069, 103662, 155493, 162138, 243207, 310986, 351299, 486414, 702598, 729621, 1053897, 1459242, 2107794, 3161691, 6323382, 9485073, 18970146]

約数ペア:

[(1, 18970146), (2, 9485073), (3, 6323382), (6, 3161691), (9, 2107794), (13, 1459242), (18, 1053897), (26, 729621), (27, 702598), (39, 486414), (54, 351299), (61, 310986), (78, 243207), (117, 162138), (122, 155493), (183, 103662), (234, 81069), (351, 54046), (366, 51831), (443, 42822), (549, 34554), (702, 27023), (793, 23922), (886, 21411), (1098, 17277), (1329, 14274), (1586, 11961), (1647, 11518), (2379, 7974), (2658, 7137), (3294, 5759), (3987, 4758)]