18781656

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{12829}}^1$

素因数の和:12899

約数の個数: 32

約数和(自身を含む): 47727600

約数和(自身を除く): 28945944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 12829, 25658, 38487, 51316, 76974, 102632, 153948, 307896, 782569, 1565138, 2347707, 3130276, 4695414, 6260552, 9390828, 18781656]

約数ペア:

[(1, 18781656), (2, 9390828), (3, 6260552), (4, 4695414), (6, 3130276), (8, 2347707), (12, 1565138), (24, 782569), (61, 307896), (122, 153948), (183, 102632), (244, 76974), (366, 51316), (488, 38487), (732, 25658), (1464, 12829)]