18907478

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{7951}}^1$

素因数の和:8023

約数の個数: 16

約数和(自身を含む): 30058560

約数和(自身を除く): 11151082

約数列:

[1, 2, 29, 41, 58, 82, 1189, 2378, 7951, 15902, 230579, 325991, 461158, 651982, 9453739, 18907478]

約数ペア:

[(1, 18907478), (2, 9453739), (29, 651982), (41, 461158), (58, 325991), (82, 230579), (1189, 15902), (2378, 7951)]