18677394

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 42213600

約数和(自身を除く): 23536206

約数列:

[1, 2, 3, 6, 9, 18, 43, 59, 86, 118, 129, 177, 258, 354, 387, 409, 531, 774, 818, 1062, 1227, 2454, 2537, 3681, 5074, 7362, 7611, 15222, 17587, 22833, 24131, 35174, 45666, 48262, 52761, 72393, 105522, 144786, 158283, 217179, 316566, 434358, 1037633, 2075266, 3112899, 6225798, 9338697, 18677394]

約数ペア:

[(1, 18677394), (2, 9338697), (3, 6225798), (6, 3112899), (9, 2075266), (18, 1037633), (43, 434358), (59, 316566), (86, 217179), (118, 158283), (129, 144786), (177, 105522), (258, 72393), (354, 52761), (387, 48262), (409, 45666), (531, 35174), (774, 24131), (818, 22833), (1062, 17587), (1227, 15222), (2454, 7611), (2537, 7362), (3681, 5074)]