1869228290

素因数分解:

$2^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{288907}}^1$

素因数の和:289561

約数の個数: 16

約数和(自身を含む): 3369822912

約数和(自身を除く): 1500594622

約数列:

[1, 2, 5, 10, 647, 1294, 3235, 6470, 288907, 577814, 1444535, 2889070, 186922829, 373845658, 934614145, 1869228290]

約数ペア:

[(1, 1869228290), (2, 934614145), (5, 373845658), (10, 186922829), (647, 2889070), (1294, 1444535), (3235, 577814), (6470, 288907)]