19407860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 43932672

約数和(自身を除く): 24524812

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1361, 1426, 2722, 2852, 3565, 5444, 6805, 7130, 13610, 14260, 27220, 31303, 42191, 62606, 84382, 125212, 156515, 168764, 210955, 313030, 421910, 626060, 843820, 970393, 1940786, 3881572, 4851965, 9703930, 19407860]

約数ペア:

[(1, 19407860), (2, 9703930), (4, 4851965), (5, 3881572), (10, 1940786), (20, 970393), (23, 843820), (31, 626060), (46, 421910), (62, 313030), (92, 210955), (115, 168764), (124, 156515), (155, 125212), (230, 84382), (310, 62606), (460, 42191), (620, 31303), (713, 27220), (1361, 14260), (1426, 13610), (2722, 7130), (2852, 6805), (3565, 5444)]