20194178428

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{2789}}^1\times {\mathrm{16607}}^1$

素因数の和:19509

約数の個数: 24

約数和(自身を含む): 35678966400

約数和(自身を除く): 15484787972

約数列:

[1, 2, 4, 109, 218, 436, 2789, 5578, 11156, 16607, 33214, 66428, 304001, 608002, 1216004, 1810163, 3620326, 7240652, 46316923, 92633846, 185267692, 5048544607, 10097089214, 20194178428]

約数ペア:

[(1, 20194178428), (2, 10097089214), (4, 5048544607), (109, 185267692), (218, 92633846), (436, 46316923), (2789, 7240652), (5578, 3620326), (11156, 1810163), (16607, 1216004), (33214, 608002), (66428, 304001)]