19776406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 34237728

約数和(自身を除く): 14461322

約数列:

[1, 2, 13, 17, 26, 34, 101, 202, 221, 442, 443, 886, 1313, 1717, 2626, 3434, 5759, 7531, 11518, 15062, 22321, 44642, 44743, 89486, 97903, 195806, 581659, 760631, 1163318, 1521262, 9888203, 19776406]

約数ペア:

[(1, 19776406), (2, 9888203), (13, 1521262), (17, 1163318), (26, 760631), (34, 581659), (101, 195806), (202, 97903), (221, 89486), (442, 44743), (443, 44642), (886, 22321), (1313, 15062), (1717, 11518), (2626, 7531), (3434, 5759)]