19413550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29867}}^1$

素因数の和:29892

約数の個数: 24

約数和(自身を含む): 38888136

約数和(自身を除く): 19474586

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 29867, 59734, 149335, 298670, 388271, 746675, 776542, 1493350, 1941355, 3882710, 9706775, 19413550]

約数ペア:

[(1, 19413550), (2, 9706775), (5, 3882710), (10, 1941355), (13, 1493350), (25, 776542), (26, 746675), (50, 388271), (65, 298670), (130, 149335), (325, 59734), (650, 29867)]