18892860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44983}}^1$

素因数の和:45002

約数の個数: 48

約数和(自身を含む): 60458496

約数和(自身を除く): 41565636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44983, 89966, 134949, 179932, 224915, 269898, 314881, 449830, 539796, 629762, 674745, 899660, 944643, 1259524, 1349490, 1574405, 1889286, 2698980, 3148810, 3778572, 4723215, 6297620, 9446430, 18892860]

約数ペア:

[(1, 18892860), (2, 9446430), (3, 6297620), (4, 4723215), (5, 3778572), (6, 3148810), (7, 2698980), (10, 1889286), (12, 1574405), (14, 1349490), (15, 1259524), (20, 944643), (21, 899660), (28, 674745), (30, 629762), (35, 539796), (42, 449830), (60, 314881), (70, 269898), (84, 224915), (105, 179932), (140, 134949), (210, 89966), (420, 44983)]