19353465

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 36099840

約数和(自身を除く): 16746375

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 271, 345, 529, 621, 813, 1035, 1355, 1587, 2439, 2645, 3105, 4065, 4761, 6233, 7317, 7935, 12195, 14283, 18699, 23805, 31165, 36585, 56097, 71415, 93495, 143359, 168291, 280485, 430077, 716795, 841455, 1290231, 2150385, 3870693, 6451155, 19353465]

約数ペア:

[(1, 19353465), (3, 6451155), (5, 3870693), (9, 2150385), (15, 1290231), (23, 841455), (27, 716795), (45, 430077), (69, 280485), (115, 168291), (135, 143359), (207, 93495), (271, 71415), (345, 56097), (529, 36585), (621, 31165), (813, 23805), (1035, 18699), (1355, 14283), (1587, 12195), (2439, 7935), (2645, 7317), (3105, 6233), (4065, 4761)]