20269116

素因数分解:

$2^2\times 3^7\times 7^1\times {\mathrm{331}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 60981760

約数和(自身を除く): 40712644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 331, 378, 486, 567, 662, 729, 756, 972, 993, 1134, 1324, 1458, 1701, 1986, 2187, 2268, 2317, 2916, 2979, 3402, 3972, 4374, 4634, 5103, 5958, 6804, 6951, 8748, 8937, 9268, 10206, 11916, 13902, 15309, 17874, 20412, 20853, 26811, 27804, 30618, 35748, 41706, 53622, 61236, 62559, 80433, 83412, 107244, 125118, 160866, 187677, 241299, 250236, 321732, 375354, 482598, 563031, 723897, 750708, 965196, 1126062, 1447794, 1689093, 2252124, 2895588, 3378186, 5067279, 6756372, 10134558, 20269116]

約数ペア:

[(1, 20269116), (2, 10134558), (3, 6756372), (4, 5067279), (6, 3378186), (7, 2895588), (9, 2252124), (12, 1689093), (14, 1447794), (18, 1126062), (21, 965196), (27, 750708), (28, 723897), (36, 563031), (42, 482598), (54, 375354), (63, 321732), (81, 250236), (84, 241299), (108, 187677), (126, 160866), (162, 125118), (189, 107244), (243, 83412), (252, 80433), (324, 62559), (331, 61236), (378, 53622), (486, 41706), (567, 35748), (662, 30618), (729, 27804), (756, 26811), (972, 20853), (993, 20412), (1134, 17874), (1324, 15309), (1458, 13902), (1701, 11916), (1986, 10206), (2187, 9268), (2268, 8937), (2317, 8748), (2916, 6951), (2979, 6804), (3402, 5958), (3972, 5103), (4374, 4634)]