19263880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20939}}^1$

素因数の和:20973

約数の個数: 32

約数和(自身を含む): 45230400

約数和(自身を除く): 25966520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 20939, 41878, 83756, 104695, 167512, 209390, 418780, 481597, 837560, 963194, 1926388, 2407985, 3852776, 4815970, 9631940, 19263880]

約数ペア:

[(1, 19263880), (2, 9631940), (4, 4815970), (5, 3852776), (8, 2407985), (10, 1926388), (20, 963194), (23, 837560), (40, 481597), (46, 418780), (92, 209390), (115, 167512), (184, 104695), (230, 83756), (460, 41878), (920, 20939)]