20725068

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18979}}^1$

素因数の和:19006

約数の個数: 48

約数和(自身を含む): 59521280

約数和(自身を除く): 38796212

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 18979, 37958, 56937, 75916, 113874, 132853, 227748, 246727, 265706, 398559, 493454, 531412, 740181, 797118, 986908, 1480362, 1594236, 1727089, 2960724, 3454178, 5181267, 6908356, 10362534, 20725068]

約数ペア:

[(1, 20725068), (2, 10362534), (3, 6908356), (4, 5181267), (6, 3454178), (7, 2960724), (12, 1727089), (13, 1594236), (14, 1480362), (21, 986908), (26, 797118), (28, 740181), (39, 531412), (42, 493454), (52, 398559), (78, 265706), (84, 246727), (91, 227748), (156, 132853), (182, 113874), (273, 75916), (364, 56937), (546, 37958), (1092, 18979)]