19140594448

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{2693}}^1\times {\mathrm{3391}}^1$

素因数の和:6223

約数の個数: 40

約数和(自身を含む): 37392892416

約数和(自身を除く): 18252297968

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 2693, 3391, 5386, 6782, 10772, 13564, 21544, 27128, 43088, 54256, 352783, 444221, 705566, 888442, 1411132, 1776884, 2822264, 3553768, 5644528, 7107536, 9131963, 18263926, 36527852, 73055704, 146111408, 1196287153, 2392574306, 4785148612, 9570297224, 19140594448]

約数ペア:

[(1, 19140594448), (2, 9570297224), (4, 4785148612), (8, 2392574306), (16, 1196287153), (131, 146111408), (262, 73055704), (524, 36527852), (1048, 18263926), (2096, 9131963), (2693, 7107536), (3391, 5644528), (5386, 3553768), (6782, 2822264), (10772, 1776884), (13564, 1411132), (21544, 888442), (27128, 705566), (43088, 444221), (54256, 352783)]