18368988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 48996864

約数和(自身を除く): 30627876

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 67, 93, 124, 132, 134, 186, 201, 268, 341, 372, 402, 682, 737, 804, 1023, 1364, 1474, 2046, 2077, 2211, 2948, 4092, 4154, 4422, 4489, 6231, 8308, 8844, 8978, 12462, 13467, 17956, 22847, 24924, 26934, 45694, 49379, 53868, 68541, 91388, 98758, 137082, 139159, 148137, 197516, 274164, 278318, 296274, 417477, 556636, 592548, 834954, 1530749, 1669908, 3061498, 4592247, 6122996, 9184494, 18368988]

約数ペア:

[(1, 18368988), (2, 9184494), (3, 6122996), (4, 4592247), (6, 3061498), (11, 1669908), (12, 1530749), (22, 834954), (31, 592548), (33, 556636), (44, 417477), (62, 296274), (66, 278318), (67, 274164), (93, 197516), (124, 148137), (132, 139159), (134, 137082), (186, 98758), (201, 91388), (268, 68541), (341, 53868), (372, 49379), (402, 45694), (682, 26934), (737, 24924), (804, 22847), (1023, 17956), (1364, 13467), (1474, 12462), (2046, 8978), (2077, 8844), (2211, 8308), (2948, 6231), (4092, 4489), (4154, 4422)]