201941870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{4451}}^1$

素因数の和:4820

約数の個数: 32

約数和(自身を含む): 392666400

約数和(自身を除く): 190724530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 698, 1745, 3490, 4451, 4537, 8902, 9074, 22255, 22685, 44510, 45370, 57863, 115726, 289315, 578630, 1553399, 3106798, 7766995, 15533990, 20194187, 40388374, 100970935, 201941870]

約数ペア:

[(1, 201941870), (2, 100970935), (5, 40388374), (10, 20194187), (13, 15533990), (26, 7766995), (65, 3106798), (130, 1553399), (349, 578630), (698, 289315), (1745, 115726), (3490, 57863), (4451, 45370), (4537, 44510), (8902, 22685), (9074, 22255)]