18996936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1549}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 55056000

約数和(自身を除く): 36059064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1549, 1752, 2044, 3066, 3098, 4088, 4647, 6132, 6196, 9294, 10843, 12264, 12392, 18588, 21686, 32529, 37176, 43372, 65058, 86744, 113077, 130116, 226154, 260232, 339231, 452308, 678462, 791539, 904616, 1356924, 1583078, 2374617, 2713848, 3166156, 4749234, 6332312, 9498468, 18996936]

約数ペア:

[(1, 18996936), (2, 9498468), (3, 6332312), (4, 4749234), (6, 3166156), (7, 2713848), (8, 2374617), (12, 1583078), (14, 1356924), (21, 904616), (24, 791539), (28, 678462), (42, 452308), (56, 339231), (73, 260232), (84, 226154), (146, 130116), (168, 113077), (219, 86744), (292, 65058), (438, 43372), (511, 37176), (584, 32529), (876, 21686), (1022, 18588), (1533, 12392), (1549, 12264), (1752, 10843), (2044, 9294), (3066, 6196), (3098, 6132), (4088, 4647)]