19675160

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4597}}^1$

素因数の和:4715

約数の個数: 32

約数和(自身を含む): 44692560

約数和(自身を除く): 25017400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 4597, 9194, 18388, 22985, 36776, 45970, 91940, 183880, 491879, 983758, 1967516, 2459395, 3935032, 4918790, 9837580, 19675160]

約数ペア:

[(1, 19675160), (2, 9837580), (4, 4918790), (5, 3935032), (8, 2459395), (10, 1967516), (20, 983758), (40, 491879), (107, 183880), (214, 91940), (428, 45970), (535, 36776), (856, 22985), (1070, 18388), (2140, 9194), (4280, 4597)]