18735606

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23721354

約数列:

[1, 2, 3, 6, 9, 18, 41, 53, 82, 106, 123, 159, 246, 318, 369, 477, 479, 738, 954, 958, 1437, 2173, 2874, 4311, 4346, 6519, 8622, 13038, 19557, 19639, 25387, 39114, 39278, 50774, 58917, 76161, 117834, 152322, 176751, 228483, 353502, 456966, 1040867, 2081734, 3122601, 6245202, 9367803, 18735606]

約数ペア:

[(1, 18735606), (2, 9367803), (3, 6245202), (6, 3122601), (9, 2081734), (18, 1040867), (41, 456966), (53, 353502), (82, 228483), (106, 176751), (123, 152322), (159, 117834), (246, 76161), (318, 58917), (369, 50774), (477, 39278), (479, 39114), (738, 25387), (954, 19639), (958, 19557), (1437, 13038), (2173, 8622), (2874, 6519), (4311, 4346)]