18074706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 42311808

約数和(自身を除く): 24237102

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 43, 51, 78, 86, 102, 129, 221, 258, 317, 442, 559, 634, 663, 731, 951, 1118, 1326, 1462, 1677, 1902, 2193, 3354, 4121, 4386, 5389, 8242, 9503, 10778, 12363, 13631, 16167, 19006, 24726, 27262, 28509, 32334, 40893, 57018, 70057, 81786, 140114, 177203, 210171, 231727, 354406, 420342, 463454, 531609, 695181, 1063218, 1390362, 3012451, 6024902, 9037353, 18074706]

約数ペア:

[(1, 18074706), (2, 9037353), (3, 6024902), (6, 3012451), (13, 1390362), (17, 1063218), (26, 695181), (34, 531609), (39, 463454), (43, 420342), (51, 354406), (78, 231727), (86, 210171), (102, 177203), (129, 140114), (221, 81786), (258, 70057), (317, 57018), (442, 40893), (559, 32334), (634, 28509), (663, 27262), (731, 24726), (951, 19006), (1118, 16167), (1326, 13631), (1462, 12363), (1677, 10778), (1902, 9503), (2193, 8242), (3354, 5389), (4121, 4386)]