16538564

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 35164416

約数和(自身を除く): 18625852

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 92, 122, 161, 244, 322, 421, 427, 644, 842, 854, 1403, 1684, 1708, 2806, 2947, 5612, 5894, 9683, 9821, 11788, 19366, 19642, 25681, 38732, 39284, 51362, 67781, 102724, 135562, 179767, 271124, 359534, 590663, 719068, 1181326, 2362652, 4134641, 8269282, 16538564]

約数ペア:

[(1, 16538564), (2, 8269282), (4, 4134641), (7, 2362652), (14, 1181326), (23, 719068), (28, 590663), (46, 359534), (61, 271124), (92, 179767), (122, 135562), (161, 102724), (244, 67781), (322, 51362), (421, 39284), (427, 38732), (644, 25681), (842, 19642), (854, 19366), (1403, 11788), (1684, 9821), (1708, 9683), (2806, 5894), (2947, 5612)]