18402098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 34038144

約数和(自身を除く): 15636046

約数列:

[1, 2, 11, 13, 22, 26, 37, 47, 74, 94, 143, 286, 407, 481, 517, 611, 814, 962, 1034, 1222, 1369, 1739, 2738, 3478, 5291, 6721, 10582, 13442, 15059, 17797, 19129, 22607, 30118, 35594, 38258, 45214, 64343, 128686, 195767, 248677, 391534, 497354, 707773, 836459, 1415546, 1672918, 9201049, 18402098]

約数ペア:

[(1, 18402098), (2, 9201049), (11, 1672918), (13, 1415546), (22, 836459), (26, 707773), (37, 497354), (47, 391534), (74, 248677), (94, 195767), (143, 128686), (286, 64343), (407, 45214), (481, 38258), (517, 35594), (611, 30118), (814, 22607), (962, 19129), (1034, 17797), (1222, 15059), (1369, 13442), (1739, 10582), (2738, 6721), (3478, 5291)]