18995898

素因数分解:

$2^1\times 3^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 38836224

約数和(自身を除く): 19840326

約数列:

[1, 2, 3, 6, 97, 127, 194, 254, 257, 291, 381, 514, 582, 762, 771, 1542, 12319, 24638, 24929, 32639, 36957, 49858, 65278, 73914, 74787, 97917, 149574, 195834, 3165983, 6331966, 9497949, 18995898]

約数ペア:

[(1, 18995898), (2, 9497949), (3, 6331966), (6, 3165983), (97, 195834), (127, 149574), (194, 97917), (254, 74787), (257, 73914), (291, 65278), (381, 49858), (514, 36957), (582, 32639), (762, 24929), (771, 24638), (1542, 12319)]