19277570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{577}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 37579248

約数和(自身を除く): 18301678

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 577, 1154, 1285, 2570, 2885, 3341, 5770, 6682, 7501, 15002, 16705, 33410, 37505, 75010, 148289, 296578, 741445, 1482890, 1927757, 3855514, 9638785, 19277570]

約数ペア:

[(1, 19277570), (2, 9638785), (5, 3855514), (10, 1927757), (13, 1482890), (26, 741445), (65, 296578), (130, 148289), (257, 75010), (514, 37505), (577, 33410), (1154, 16705), (1285, 15002), (2570, 7501), (2885, 6682), (3341, 5770)]