18722928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 55917056

約数和(自身を除く): 37194128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 103, 112, 168, 206, 309, 336, 412, 541, 618, 721, 824, 1082, 1236, 1442, 1623, 1648, 2163, 2164, 2472, 2884, 3246, 3787, 4326, 4328, 4944, 5768, 6492, 7574, 8652, 8656, 11361, 11536, 12984, 15148, 17304, 22722, 25968, 30296, 34608, 45444, 55723, 60592, 90888, 111446, 167169, 181776, 222892, 334338, 390061, 445784, 668676, 780122, 891568, 1170183, 1337352, 1560244, 2340366, 2674704, 3120488, 4680732, 6240976, 9361464, 18722928]

約数ペア:

[(1, 18722928), (2, 9361464), (3, 6240976), (4, 4680732), (6, 3120488), (7, 2674704), (8, 2340366), (12, 1560244), (14, 1337352), (16, 1170183), (21, 891568), (24, 780122), (28, 668676), (42, 445784), (48, 390061), (56, 334338), (84, 222892), (103, 181776), (112, 167169), (168, 111446), (206, 90888), (309, 60592), (336, 55723), (412, 45444), (541, 34608), (618, 30296), (721, 25968), (824, 22722), (1082, 17304), (1236, 15148), (1442, 12984), (1623, 11536), (1648, 11361), (2163, 8656), (2164, 8652), (2472, 7574), (2884, 6492), (3246, 5768), (3787, 4944), (4326, 4328)]