19281535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 10135937

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 1367, 2015, 2821, 6835, 9569, 14105, 17771, 42377, 47845, 88855, 124397, 211885, 296639, 550901, 621985, 1483195, 2754505, 3856307, 19281535]

約数ペア:

[(1, 19281535), (5, 3856307), (7, 2754505), (13, 1483195), (31, 621985), (35, 550901), (65, 296639), (91, 211885), (155, 124397), (217, 88855), (403, 47845), (455, 42377), (1085, 17771), (1367, 14105), (2015, 9569), (2821, 6835)]