20657376

素因数分解:

$2^5\times 3^3\times {\mathrm{23909}}^1$

素因数の和:23928

約数の個数: 48

約数和(自身を含む): 60253200

約数和(自身を除く): 39595824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 23909, 47818, 71727, 95636, 143454, 191272, 215181, 286908, 382544, 430362, 573816, 645543, 765088, 860724, 1147632, 1291086, 1721448, 2295264, 2582172, 3442896, 5164344, 6885792, 10328688, 20657376]

約数ペア:

[(1, 20657376), (2, 10328688), (3, 6885792), (4, 5164344), (6, 3442896), (8, 2582172), (9, 2295264), (12, 1721448), (16, 1291086), (18, 1147632), (24, 860724), (27, 765088), (32, 645543), (36, 573816), (48, 430362), (54, 382544), (72, 286908), (96, 215181), (108, 191272), (144, 143454), (216, 95636), (288, 71727), (432, 47818), (864, 23909)]