16523178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1997}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 37977984

約数和(自身を除く): 21454806

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 1997, 2758, 3994, 4137, 5991, 8274, 11982, 13979, 27958, 41937, 83874, 393409, 786818, 1180227, 2360454, 2753863, 5507726, 8261589, 16523178]

約数ペア:

[(1, 16523178), (2, 8261589), (3, 5507726), (6, 2753863), (7, 2360454), (14, 1180227), (21, 786818), (42, 393409), (197, 83874), (394, 41937), (591, 27958), (1182, 13979), (1379, 11982), (1997, 8274), (2758, 5991), (3994, 4137)]