20056023

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 33808320

約数和(自身を除く): 13752297

約数列:

[1, 3, 9, 13, 23, 29, 39, 69, 87, 117, 207, 257, 261, 299, 377, 667, 771, 897, 1131, 2001, 2313, 2691, 3341, 3393, 5911, 6003, 7453, 8671, 10023, 17733, 22359, 26013, 30069, 53199, 67077, 76843, 78039, 96889, 171419, 230529, 290667, 514257, 691587, 872001, 1542771, 2228447, 6685341, 20056023]

約数ペア:

[(1, 20056023), (3, 6685341), (9, 2228447), (13, 1542771), (23, 872001), (29, 691587), (39, 514257), (69, 290667), (87, 230529), (117, 171419), (207, 96889), (257, 78039), (261, 76843), (299, 67077), (377, 53199), (667, 30069), (771, 26013), (897, 22359), (1131, 17733), (2001, 10023), (2313, 8671), (2691, 7453), (3341, 6003), (3393, 5911)]