18374982916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{55339}}^1$

素因数の和:55636

約数の個数: 48

約数和(自身を含む): 35979854400

約数和(自身を除く): 17604871484

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 257, 323, 514, 646, 1028, 1292, 4369, 4883, 8738, 9766, 17476, 19532, 55339, 83011, 110678, 166022, 221356, 332044, 940763, 1051441, 1881526, 2102882, 3763052, 4205764, 14222123, 17874497, 28444246, 35748994, 56888492, 71497988, 241776091, 270220337, 483552182, 540440674, 967104364, 1080881348, 4593745729, 9187491458, 18374982916]

約数ペア:

[(1, 18374982916), (2, 9187491458), (4, 4593745729), (17, 1080881348), (19, 967104364), (34, 540440674), (38, 483552182), (68, 270220337), (76, 241776091), (257, 71497988), (323, 56888492), (514, 35748994), (646, 28444246), (1028, 17874497), (1292, 14222123), (4369, 4205764), (4883, 3763052), (8738, 2102882), (9766, 1881526), (17476, 1051441), (19532, 940763), (55339, 332044), (83011, 221356), (110678, 166022)]