2019601925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{349}}^1\times {\mathrm{1913}}^1$

素因数の和:2294

約数の個数: 36

約数和(自身を含む): 2761997700

約数和(自身を除く): 742395775

約数列:

[1, 5, 11, 25, 55, 121, 275, 349, 605, 1745, 1913, 3025, 3839, 8725, 9565, 19195, 21043, 42229, 47825, 95975, 105215, 211145, 231473, 526075, 667637, 1055725, 1157365, 3338185, 5786825, 7344007, 16690925, 36720035, 80784077, 183600175, 403920385, 2019601925]

約数ペア:

[(1, 2019601925), (5, 403920385), (11, 183600175), (25, 80784077), (55, 36720035), (121, 16690925), (275, 7344007), (349, 5786825), (605, 3338185), (1745, 1157365), (1913, 1055725), (3025, 667637), (3839, 526075), (8725, 231473), (9565, 211145), (19195, 105215), (21043, 95975), (42229, 47825)]