19044387

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 28725840

約数和(自身を除く): 9681453

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 557, 1179, 1671, 3799, 5013, 11397, 16153, 34191, 48459, 72967, 145377, 218901, 656703, 2116043, 6348129, 19044387]

約数ペア:

[(1, 19044387), (3, 6348129), (9, 2116043), (29, 656703), (87, 218901), (131, 145377), (261, 72967), (393, 48459), (557, 34191), (1179, 16153), (1671, 11397), (3799, 5013)]