18371772

素因数分解:

$2^2\times 3^5\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 49441392

約数和(自身を除く): 31069620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 162, 164, 243, 246, 324, 369, 461, 486, 492, 738, 922, 972, 1107, 1383, 1476, 1844, 2214, 2766, 3321, 4149, 4428, 5532, 6642, 8298, 9963, 12447, 13284, 16596, 18901, 19926, 24894, 37341, 37802, 39852, 49788, 56703, 74682, 75604, 112023, 113406, 149364, 170109, 224046, 226812, 340218, 448092, 510327, 680436, 1020654, 1530981, 2041308, 3061962, 4592943, 6123924, 9185886, 18371772]

約数ペア:

[(1, 18371772), (2, 9185886), (3, 6123924), (4, 4592943), (6, 3061962), (9, 2041308), (12, 1530981), (18, 1020654), (27, 680436), (36, 510327), (41, 448092), (54, 340218), (81, 226812), (82, 224046), (108, 170109), (123, 149364), (162, 113406), (164, 112023), (243, 75604), (246, 74682), (324, 56703), (369, 49788), (461, 39852), (486, 37802), (492, 37341), (738, 24894), (922, 19926), (972, 18901), (1107, 16596), (1383, 13284), (1476, 12447), (1844, 9963), (2214, 8298), (2766, 6642), (3321, 5532), (4149, 4428)]