18868234

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 37526976

約数和(自身を除く): 18658742

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 506, 539, 761, 1078, 1127, 1522, 1771, 2254, 3542, 5327, 8371, 10654, 12397, 16742, 17503, 24794, 35006, 37289, 58597, 74578, 117194, 122521, 192533, 245042, 385066, 410179, 820358, 857647, 1347731, 1715294, 2695462, 9434117, 18868234]

約数ペア:

[(1, 18868234), (2, 9434117), (7, 2695462), (11, 1715294), (14, 1347731), (22, 857647), (23, 820358), (46, 410179), (49, 385066), (77, 245042), (98, 192533), (154, 122521), (161, 117194), (253, 74578), (322, 58597), (506, 37289), (539, 35006), (761, 24794), (1078, 17503), (1127, 16742), (1522, 12397), (1771, 10654), (2254, 8371), (3542, 5327)]