218219804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 428628480

約数和(自身を除く): 210408676

約数列:

[1, 2, 4, 11, 22, 44, 67, 79, 134, 158, 268, 316, 737, 869, 937, 1474, 1738, 1874, 2948, 3476, 3748, 5293, 10307, 10586, 20614, 21172, 41228, 58223, 62779, 74023, 116446, 125558, 148046, 232892, 251116, 296092, 690569, 814253, 1381138, 1628506, 2762276, 3257012, 4959541, 9919082, 19838164, 54554951, 109109902, 218219804]

約数ペア:

[(1, 218219804), (2, 109109902), (4, 54554951), (11, 19838164), (22, 9919082), (44, 4959541), (67, 3257012), (79, 2762276), (134, 1628506), (158, 1381138), (268, 814253), (316, 690569), (737, 296092), (869, 251116), (937, 232892), (1474, 148046), (1738, 125558), (1874, 116446), (2948, 74023), (3476, 62779), (3748, 58223), (5293, 41228), (10307, 21172), (10586, 20614)]