20017452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 60060672

約数和(自身を除く): 40043220

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 23, 26, 28, 39, 42, 46, 52, 69, 78, 84, 91, 92, 138, 156, 161, 182, 273, 276, 299, 322, 364, 483, 546, 598, 644, 797, 897, 966, 1092, 1196, 1594, 1794, 1932, 2093, 2391, 3188, 3588, 4186, 4782, 5579, 6279, 8372, 9564, 10361, 11158, 12558, 16737, 18331, 20722, 22316, 25116, 31083, 33474, 36662, 41444, 54993, 62166, 66948, 72527, 73324, 109986, 124332, 128317, 145054, 217581, 219972, 238303, 256634, 290108, 384951, 435162, 476606, 513268, 714909, 769902, 870324, 953212, 1429818, 1539804, 1668121, 2859636, 3336242, 5004363, 6672484, 10008726, 20017452]

約数ペア:

[(1, 20017452), (2, 10008726), (3, 6672484), (4, 5004363), (6, 3336242), (7, 2859636), (12, 1668121), (13, 1539804), (14, 1429818), (21, 953212), (23, 870324), (26, 769902), (28, 714909), (39, 513268), (42, 476606), (46, 435162), (52, 384951), (69, 290108), (78, 256634), (84, 238303), (91, 219972), (92, 217581), (138, 145054), (156, 128317), (161, 124332), (182, 109986), (273, 73324), (276, 72527), (299, 66948), (322, 62166), (364, 54993), (483, 41444), (546, 36662), (598, 33474), (644, 31083), (797, 25116), (897, 22316), (966, 20722), (1092, 18331), (1196, 16737), (1594, 12558), (1794, 11158), (1932, 10361), (2093, 9564), (2391, 8372), (3188, 6279), (3588, 5579), (4186, 4782)]