20319384

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^2\times {\mathrm{881}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 52549560

約数和(自身を除く): 32230176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 881, 961, 1762, 1922, 2643, 2883, 3524, 3844, 5286, 5766, 7048, 7688, 10572, 11532, 21144, 23064, 27311, 54622, 81933, 109244, 163866, 218488, 327732, 655464, 846641, 1693282, 2539923, 3386564, 5079846, 6773128, 10159692, 20319384]

約数ペア:

[(1, 20319384), (2, 10159692), (3, 6773128), (4, 5079846), (6, 3386564), (8, 2539923), (12, 1693282), (24, 846641), (31, 655464), (62, 327732), (93, 218488), (124, 163866), (186, 109244), (248, 81933), (372, 54622), (744, 27311), (881, 23064), (961, 21144), (1762, 11532), (1922, 10572), (2643, 7688), (2883, 7048), (3524, 5766), (3844, 5286)]