19287128

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18127}}^1$

素因数の和:18159

約数の個数: 32

約数和(自身を含む): 43507200

約数和(自身を除く): 24220072

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18127, 36254, 72508, 126889, 145016, 253778, 344413, 507556, 688826, 1015112, 1377652, 2410891, 2755304, 4821782, 9643564, 19287128]

約数ペア:

[(1, 19287128), (2, 9643564), (4, 4821782), (7, 2755304), (8, 2410891), (14, 1377652), (19, 1015112), (28, 688826), (38, 507556), (56, 344413), (76, 253778), (133, 145016), (152, 126889), (266, 72508), (532, 36254), (1064, 18127)]