19842914

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3517}}^1$

素因数の和:3570

約数の個数: 32

約数和(自身を含む): 37825536

約数和(自身を除く): 17982622

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3517, 5642, 7034, 24619, 45721, 49238, 91442, 109027, 218054, 320047, 640094, 763189, 1417351, 1526378, 2834702, 9921457, 19842914]

約数ペア:

[(1, 19842914), (2, 9921457), (7, 2834702), (13, 1526378), (14, 1417351), (26, 763189), (31, 640094), (62, 320047), (91, 218054), (182, 109027), (217, 91442), (403, 49238), (434, 45721), (806, 24619), (2821, 7034), (3517, 5642)]