19187632

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{167}}^2$

素因数の和:385

約数の個数: 30

約数和(自身を含む): 38269748

約数和(自身を除く): 19082116

約数列:

[1, 2, 4, 8, 16, 43, 86, 167, 172, 334, 344, 668, 688, 1336, 2672, 7181, 14362, 27889, 28724, 55778, 57448, 111556, 114896, 223112, 446224, 1199227, 2398454, 4796908, 9593816, 19187632]

約数ペア:

[(1, 19187632), (2, 9593816), (4, 4796908), (8, 2398454), (16, 1199227), (43, 446224), (86, 223112), (167, 114896), (172, 111556), (334, 57448), (344, 55778), (668, 28724), (688, 27889), (1336, 14362), (2672, 7181)]