19281988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{739}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 36923040

約数和(自身を除く): 17641052

約数列:

[1, 2, 4, 11, 22, 44, 593, 739, 1186, 1478, 2372, 2956, 6523, 8129, 13046, 16258, 26092, 32516, 438227, 876454, 1752908, 4820497, 9640994, 19281988]

約数ペア:

[(1, 19281988), (2, 9640994), (4, 4820497), (11, 1752908), (22, 876454), (44, 438227), (593, 32516), (739, 26092), (1186, 16258), (1478, 13046), (2372, 8129), (2956, 6523)]