16920330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 46759680

約数和(自身を除く): 29839350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 409, 591, 818, 985, 1182, 1227, 1379, 1970, 2045, 2454, 2758, 2863, 2955, 4090, 4137, 5726, 5910, 6135, 6895, 8274, 8589, 12270, 13790, 14315, 17178, 20685, 28630, 41370, 42945, 80573, 85890, 161146, 241719, 402865, 483438, 564011, 805730, 1128022, 1208595, 1692033, 2417190, 2820055, 3384066, 5640110, 8460165, 16920330]

約数ペア:

[(1, 16920330), (2, 8460165), (3, 5640110), (5, 3384066), (6, 2820055), (7, 2417190), (10, 1692033), (14, 1208595), (15, 1128022), (21, 805730), (30, 564011), (35, 483438), (42, 402865), (70, 241719), (105, 161146), (197, 85890), (210, 80573), (394, 42945), (409, 41370), (591, 28630), (818, 20685), (985, 17178), (1182, 14315), (1227, 13790), (1379, 12270), (1970, 8589), (2045, 8274), (2454, 6895), (2758, 6135), (2863, 5910), (2955, 5726), (4090, 4137)]