18329235

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 11910765

約数列:

[1, 3, 5, 15, 59, 139, 149, 177, 295, 417, 447, 695, 745, 885, 2085, 2235, 8201, 8791, 20711, 24603, 26373, 41005, 43955, 62133, 103555, 123015, 131865, 310665, 1221949, 3665847, 6109745, 18329235]

約数ペア:

[(1, 18329235), (3, 6109745), (5, 3665847), (15, 1221949), (59, 310665), (139, 131865), (149, 123015), (177, 103555), (295, 62133), (417, 43955), (447, 41005), (695, 26373), (745, 24603), (885, 20711), (2085, 8791), (2235, 8201)]