20194342473

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{25657}}^1$

素因数の和:25881

約数の個数: 32

約数和(自身を含む): 28449590400

約数和(自身を除く): 8255247927

約数列:

[1, 3, 29, 83, 87, 109, 249, 327, 2407, 3161, 7221, 9047, 9483, 25657, 27141, 76971, 262363, 744053, 787089, 2129531, 2232159, 2796613, 6388593, 8389839, 61756399, 81101777, 185269197, 232118879, 243305331, 696356637, 6731447491, 20194342473]

約数ペア:

[(1, 20194342473), (3, 6731447491), (29, 696356637), (83, 243305331), (87, 232118879), (109, 185269197), (249, 81101777), (327, 61756399), (2407, 8389839), (3161, 6388593), (7221, 2796613), (9047, 2232159), (9483, 2129531), (25657, 787089), (27141, 744053), (76971, 262363)]