17974970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 36165528

約数和(自身を除く): 18190558

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 101, 130, 185, 202, 370, 481, 505, 962, 1010, 1313, 1369, 2405, 2626, 2738, 3737, 4810, 6565, 6845, 7474, 13130, 13690, 17797, 18685, 35594, 37370, 48581, 88985, 97162, 138269, 177970, 242905, 276538, 485810, 691345, 1382690, 1797497, 3594994, 8987485, 17974970]

約数ペア:

[(1, 17974970), (2, 8987485), (5, 3594994), (10, 1797497), (13, 1382690), (26, 691345), (37, 485810), (65, 276538), (74, 242905), (101, 177970), (130, 138269), (185, 97162), (202, 88985), (370, 48581), (481, 37370), (505, 35594), (962, 18685), (1010, 17797), (1313, 13690), (1369, 13130), (2405, 7474), (2626, 6845), (2738, 6565), (3737, 4810)]