16866444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1009}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 45248000

約数和(自身を除く): 28381556

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 199, 398, 597, 796, 1009, 1194, 1393, 2018, 2388, 2786, 3027, 4036, 4179, 5572, 6054, 7063, 8358, 12108, 14126, 16716, 21189, 28252, 42378, 84756, 200791, 401582, 602373, 803164, 1204746, 1405537, 2409492, 2811074, 4216611, 5622148, 8433222, 16866444]

約数ペア:

[(1, 16866444), (2, 8433222), (3, 5622148), (4, 4216611), (6, 2811074), (7, 2409492), (12, 1405537), (14, 1204746), (21, 803164), (28, 602373), (42, 401582), (84, 200791), (199, 84756), (398, 42378), (597, 28252), (796, 21189), (1009, 16716), (1194, 14126), (1393, 12108), (2018, 8358), (2388, 7063), (2786, 6054), (3027, 5572), (4036, 4179)]