17894874

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 21918246

約数列:

[1, 2, 3, 6, 23, 31, 46, 47, 62, 69, 89, 93, 94, 138, 141, 178, 186, 267, 282, 534, 713, 1081, 1426, 1457, 2047, 2139, 2162, 2759, 2914, 3243, 4094, 4183, 4278, 4371, 5518, 6141, 6486, 8277, 8366, 8742, 12282, 12549, 16554, 25098, 33511, 63457, 67022, 96209, 100533, 126914, 129673, 190371, 192418, 201066, 259346, 288627, 380742, 389019, 577254, 778038, 2982479, 5964958, 8947437, 17894874]

約数ペア:

[(1, 17894874), (2, 8947437), (3, 5964958), (6, 2982479), (23, 778038), (31, 577254), (46, 389019), (47, 380742), (62, 288627), (69, 259346), (89, 201066), (93, 192418), (94, 190371), (138, 129673), (141, 126914), (178, 100533), (186, 96209), (267, 67022), (282, 63457), (534, 33511), (713, 25098), (1081, 16554), (1426, 12549), (1457, 12282), (2047, 8742), (2139, 8366), (2162, 8277), (2759, 6486), (2914, 6141), (3243, 5518), (4094, 4371), (4183, 4278)]