18403758

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 42625440

約数和(自身を除く): 24221682

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 137, 153, 274, 306, 411, 439, 822, 878, 1233, 1317, 2329, 2466, 2634, 3951, 4658, 6987, 7463, 7902, 13974, 14926, 20961, 22389, 41922, 44778, 60143, 67167, 120286, 134334, 180429, 360858, 541287, 1022431, 1082574, 2044862, 3067293, 6134586, 9201879, 18403758]

約数ペア:

[(1, 18403758), (2, 9201879), (3, 6134586), (6, 3067293), (9, 2044862), (17, 1082574), (18, 1022431), (34, 541287), (51, 360858), (102, 180429), (137, 134334), (153, 120286), (274, 67167), (306, 60143), (411, 44778), (439, 41922), (822, 22389), (878, 20961), (1233, 14926), (1317, 13974), (2329, 7902), (2466, 7463), (2634, 6987), (3951, 4658)]