2947318

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 24

約数和(自身を含む): 5123160

約数和(自身を除く): 2175842

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 641, 1282, 2299, 4598, 7051, 12179, 14102, 24358, 77561, 133969, 155122, 267938, 1473659, 2947318]

約数ペア:

[(1, 2947318), (2, 1473659), (11, 267938), (19, 155122), (22, 133969), (38, 77561), (121, 24358), (209, 14102), (242, 12179), (418, 7051), (641, 4598), (1282, 2299)]