20804681808

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4660547}}^1$

素因数の和:4660592

約数の個数: 60

約数和(自身を含む): 60102427008

約数和(自身を除く): 39297745200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4660547, 9321094, 13981641, 18642188, 27963282, 37284376, 41944923, 55926564, 74568752, 83889846, 111853128, 144476957, 167779692, 223706256, 288953914, 335559384, 433430871, 577907828, 671118768, 866861742, 1155815656, 1300292613, 1733723484, 2311631312, 2600585226, 3467446968, 5201170452, 6934893936, 10402340904, 20804681808]

約数ペア:

[(1, 20804681808), (2, 10402340904), (3, 6934893936), (4, 5201170452), (6, 3467446968), (8, 2600585226), (9, 2311631312), (12, 1733723484), (16, 1300292613), (18, 1155815656), (24, 866861742), (31, 671118768), (36, 577907828), (48, 433430871), (62, 335559384), (72, 288953914), (93, 223706256), (124, 167779692), (144, 144476957), (186, 111853128), (248, 83889846), (279, 74568752), (372, 55926564), (496, 41944923), (558, 37284376), (744, 27963282), (1116, 18642188), (1488, 13981641), (2232, 9321094), (4464, 4660547)]