17996958

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 46725120

約数和(自身を除く): 28728162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 189, 282, 329, 378, 423, 658, 846, 987, 1013, 1269, 1974, 2026, 2538, 2961, 3039, 5922, 6078, 7091, 8883, 9117, 14182, 17766, 18234, 21273, 27351, 42546, 47611, 54702, 63819, 95222, 127638, 142833, 191457, 285666, 333277, 382914, 428499, 666554, 856998, 999831, 1285497, 1999662, 2570994, 2999493, 5998986, 8998479, 17996958]

約数ペア:

[(1, 17996958), (2, 8998479), (3, 5998986), (6, 2999493), (7, 2570994), (9, 1999662), (14, 1285497), (18, 999831), (21, 856998), (27, 666554), (42, 428499), (47, 382914), (54, 333277), (63, 285666), (94, 191457), (126, 142833), (141, 127638), (189, 95222), (282, 63819), (329, 54702), (378, 47611), (423, 42546), (658, 27351), (846, 21273), (987, 18234), (1013, 17766), (1269, 14182), (1974, 9117), (2026, 8883), (2538, 7091), (2961, 6078), (3039, 5922)]