19383546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 48254976

約数和(自身を除く): 28871430

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 131, 182, 262, 271, 273, 393, 542, 546, 786, 813, 917, 1626, 1703, 1834, 1897, 2751, 3406, 3523, 3794, 5109, 5502, 5691, 7046, 10218, 10569, 11382, 11921, 21138, 23842, 24661, 35501, 35763, 49322, 71002, 71526, 73983, 106503, 147966, 213006, 248507, 461513, 497014, 745521, 923026, 1384539, 1491042, 2769078, 3230591, 6461182, 9691773, 19383546]

約数ペア:

[(1, 19383546), (2, 9691773), (3, 6461182), (6, 3230591), (7, 2769078), (13, 1491042), (14, 1384539), (21, 923026), (26, 745521), (39, 497014), (42, 461513), (78, 248507), (91, 213006), (131, 147966), (182, 106503), (262, 73983), (271, 71526), (273, 71002), (393, 49322), (542, 35763), (546, 35501), (786, 24661), (813, 23842), (917, 21138), (1626, 11921), (1703, 11382), (1834, 10569), (1897, 10218), (2751, 7046), (3406, 5691), (3523, 5502), (3794, 5109)]