17955594

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 43211520

約数和(自身を除く): 25255926

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 79, 81, 122, 138, 158, 162, 183, 207, 237, 366, 414, 474, 549, 621, 711, 1098, 1242, 1403, 1422, 1647, 1817, 1863, 2133, 2806, 3294, 3634, 3726, 4209, 4266, 4819, 4941, 5451, 6399, 8418, 9638, 9882, 10902, 12627, 12798, 14457, 16353, 25254, 28914, 32706, 37881, 43371, 49059, 75762, 86742, 98118, 110837, 113643, 130113, 147177, 221674, 227286, 260226, 294354, 332511, 390339, 665022, 780678, 997533, 1995066, 2992599, 5985198, 8977797, 17955594]

約数ペア:

[(1, 17955594), (2, 8977797), (3, 5985198), (6, 2992599), (9, 1995066), (18, 997533), (23, 780678), (27, 665022), (46, 390339), (54, 332511), (61, 294354), (69, 260226), (79, 227286), (81, 221674), (122, 147177), (138, 130113), (158, 113643), (162, 110837), (183, 98118), (207, 86742), (237, 75762), (366, 49059), (414, 43371), (474, 37881), (549, 32706), (621, 28914), (711, 25254), (1098, 16353), (1242, 14457), (1403, 12798), (1422, 12627), (1647, 10902), (1817, 9882), (1863, 9638), (2133, 8418), (2806, 6399), (3294, 5451), (3634, 4941), (3726, 4819), (4209, 4266)]