18727896

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6449}}^1$

素因数の和:6480

約数の個数: 48

約数和(自身を含む): 51471000

約数和(自身を除く): 32743104

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 6449, 12898, 19347, 25796, 38694, 51592, 70939, 77388, 141878, 154776, 212817, 283756, 425634, 567512, 780329, 851268, 1560658, 1702536, 2340987, 3121316, 4681974, 6242632, 9363948, 18727896]

約数ペア:

[(1, 18727896), (2, 9363948), (3, 6242632), (4, 4681974), (6, 3121316), (8, 2340987), (11, 1702536), (12, 1560658), (22, 851268), (24, 780329), (33, 567512), (44, 425634), (66, 283756), (88, 212817), (121, 154776), (132, 141878), (242, 77388), (264, 70939), (363, 51592), (484, 38694), (726, 25796), (968, 19347), (1452, 12898), (2904, 6449)]