28941902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{69239}}^1$

素因数の和:69271

約数の個数: 16

約数和(自身を含む): 49852800

約数和(自身を除く): 20910898

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 69239, 138478, 761629, 1315541, 1523258, 2631082, 14470951, 28941902]

約数ペア:

[(1, 28941902), (2, 14470951), (11, 2631082), (19, 1523258), (22, 1315541), (38, 761629), (209, 138478), (418, 69239)]