20167389944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{17387}}^1$

素因数の和:18012

約数の個数: 64

約数和(自身を含む): 42941404800

約数和(自身を除く): 22774014856

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 587, 988, 1174, 1976, 2348, 4696, 7631, 11153, 15262, 17387, 22306, 30524, 34774, 44612, 61048, 69548, 89224, 139096, 144989, 226031, 289978, 330353, 452062, 579956, 660706, 904124, 1159912, 1321412, 1808248, 2642824, 4294589, 8589178, 10206169, 17178356, 20412338, 34356712, 40824676, 81649352, 132680197, 193917211, 265360394, 387834422, 530720788, 775668844, 1061441576, 1551337688, 2520923743, 5041847486, 10083694972, 20167389944]

約数ペア:

[(1, 20167389944), (2, 10083694972), (4, 5041847486), (8, 2520923743), (13, 1551337688), (19, 1061441576), (26, 775668844), (38, 530720788), (52, 387834422), (76, 265360394), (104, 193917211), (152, 132680197), (247, 81649352), (494, 40824676), (587, 34356712), (988, 20412338), (1174, 17178356), (1976, 10206169), (2348, 8589178), (4696, 4294589), (7631, 2642824), (11153, 1808248), (15262, 1321412), (17387, 1159912), (22306, 904124), (30524, 660706), (34774, 579956), (44612, 452062), (61048, 330353), (69548, 289978), (89224, 226031), (139096, 144989)]